156943839500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{206641}}^1$

素因数の和:206705

約数の個数: 144

約数和(自身を含む): 411591188736

約数和(自身を除く): 254647349236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 49, 50, 62, 70, 98, 100, 124, 125, 140, 155, 175, 196, 217, 245, 250, 310, 350, 434, 490, 500, 620, 700, 775, 868, 875, 980, 1085, 1225, 1519, 1550, 1750, 2170, 2450, 3038, 3100, 3500, 3875, 4340, 4900, 5425, 6076, 6125, 7595, 7750, 10850, 12250, 15190, 15500, 21700, 24500, 27125, 30380, 37975, 54250, 75950, 108500, 151900, 189875, 206641, 379750, 413282, 759500, 826564, 1033205, 1446487, 2066410, 2892974, 4132820, 5166025, 5785948, 6405871, 7232435, 10125409, 10332050, 12811742, 14464870, 20250818, 20664100, 25623484, 25830125, 28929740, 32029355, 36162175, 40501636, 44841097, 50627045, 51660250, 64058710, 72324350, 89682194, 101254090, 103320500, 128117420, 144648700, 160146775, 179364388, 180810875, 202508180, 224205485, 253135225, 313887679, 320293550, 361621750, 448410970, 506270450, 627775358, 640587100, 723243500, 800733875, 896821940, 1012540900, 1121027425, 1255550716, 1265676125, 1569438395, 1601467750, 2242054850, 2531352250, 3138876790, 3202935500, 4484109700, 5062704500, 5605137125, 6277753580, 7847191975, 11210274250, 15694383950, 22420548500, 31388767900, 39235959875, 78471919750, 156943839500]

約数ペア:

[(1, 156943839500), (2, 78471919750), (4, 39235959875), (5, 31388767900), (7, 22420548500), (10, 15694383950), (14, 11210274250), (20, 7847191975), (25, 6277753580), (28, 5605137125), (31, 5062704500), (35, 4484109700), (49, 3202935500), (50, 3138876790), (62, 2531352250), (70, 2242054850), (98, 1601467750), (100, 1569438395), (124, 1265676125), (125, 1255550716), (140, 1121027425), (155, 1012540900), (175, 896821940), (196, 800733875), (217, 723243500), (245, 640587100), (250, 627775358), (310, 506270450), (350, 448410970), (434, 361621750), (490, 320293550), (500, 313887679), (620, 253135225), (700, 224205485), (775, 202508180), (868, 180810875), (875, 179364388), (980, 160146775), (1085, 144648700), (1225, 128117420), (1519, 103320500), (1550, 101254090), (1750, 89682194), (2170, 72324350), (2450, 64058710), (3038, 51660250), (3100, 50627045), (3500, 44841097), (3875, 40501636), (4340, 36162175), (4900, 32029355), (5425, 28929740), (6076, 25830125), (6125, 25623484), (7595, 20664100), (7750, 20250818), (10850, 14464870), (12250, 12811742), (15190, 10332050), (15500, 10125409), (21700, 7232435), (24500, 6405871), (27125, 5785948), (30380, 5166025), (37975, 4132820), (54250, 2892974), (75950, 2066410), (108500, 1446487), (151900, 1033205), (189875, 826564), (206641, 759500), (379750, 413282)]