155013950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 375225984

約数和(自身を除く): 220212034

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 31, 35, 49, 50, 62, 65, 70, 91, 98, 130, 155, 157, 175, 182, 217, 245, 310, 314, 325, 350, 403, 434, 455, 490, 637, 650, 775, 785, 806, 910, 1085, 1099, 1225, 1274, 1519, 1550, 1570, 2015, 2041, 2170, 2198, 2275, 2450, 2821, 3038, 3185, 3925, 4030, 4082, 4550, 4867, 5425, 5495, 5642, 6370, 7595, 7693, 7850, 9734, 10075, 10205, 10850, 10990, 14105, 14287, 15190, 15386, 15925, 19747, 20150, 20410, 24335, 27475, 28210, 28574, 31850, 34069, 37975, 38465, 39494, 48670, 51025, 54950, 63271, 68138, 70525, 71435, 75950, 76930, 98735, 100009, 102050, 121675, 126542, 141050, 142870, 170345, 192325, 197470, 200018, 238483, 243350, 316355, 340690, 357175, 384650, 442897, 476966, 493675, 500045, 632710, 714350, 851725, 885794, 987350, 1000090, 1192415, 1581775, 1703450, 2214485, 2384830, 2500225, 3100279, 3163550, 4428970, 5000450, 5962075, 6200558, 11072425, 11924150, 15501395, 22144850, 31002790, 77506975, 155013950]

約数ペア:

[(1, 155013950), (2, 77506975), (5, 31002790), (7, 22144850), (10, 15501395), (13, 11924150), (14, 11072425), (25, 6200558), (26, 5962075), (31, 5000450), (35, 4428970), (49, 3163550), (50, 3100279), (62, 2500225), (65, 2384830), (70, 2214485), (91, 1703450), (98, 1581775), (130, 1192415), (155, 1000090), (157, 987350), (175, 885794), (182, 851725), (217, 714350), (245, 632710), (310, 500045), (314, 493675), (325, 476966), (350, 442897), (403, 384650), (434, 357175), (455, 340690), (490, 316355), (637, 243350), (650, 238483), (775, 200018), (785, 197470), (806, 192325), (910, 170345), (1085, 142870), (1099, 141050), (1225, 126542), (1274, 121675), (1519, 102050), (1550, 100009), (1570, 98735), (2015, 76930), (2041, 75950), (2170, 71435), (2198, 70525), (2275, 68138), (2450, 63271), (2821, 54950), (3038, 51025), (3185, 48670), (3925, 39494), (4030, 38465), (4082, 37975), (4550, 34069), (4867, 31850), (5425, 28574), (5495, 28210), (5642, 27475), (6370, 24335), (7595, 20410), (7693, 20150), (7850, 19747), (9734, 15925), (10075, 15386), (10205, 15190), (10850, 14287), (10990, 14105)]