66439100

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:197

約数の個数: 144

約数和(自身を含む): 182280000

約数和(自身を除く): 115840900

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 49, 50, 52, 65, 70, 91, 98, 100, 130, 140, 149, 175, 182, 196, 245, 260, 298, 325, 343, 350, 364, 455, 490, 596, 637, 650, 686, 700, 745, 910, 980, 1043, 1225, 1274, 1300, 1372, 1490, 1715, 1820, 1937, 2086, 2275, 2450, 2548, 2980, 3185, 3430, 3725, 3874, 4172, 4459, 4550, 4900, 5215, 6370, 6860, 7301, 7450, 7748, 8575, 8918, 9100, 9685, 10430, 12740, 13559, 14602, 14900, 15925, 17150, 17836, 19370, 20860, 22295, 26075, 27118, 29204, 31850, 34300, 36505, 38740, 44590, 48425, 51107, 52150, 54236, 63700, 67795, 73010, 89180, 94913, 96850, 102214, 104300, 111475, 135590, 146020, 182525, 189826, 193700, 204428, 222950, 255535, 271180, 338975, 365050, 379652, 445900, 474565, 511070, 664391, 677950, 730100, 949130, 1022140, 1277675, 1328782, 1355900, 1898260, 2372825, 2555350, 2657564, 3321955, 4745650, 5110700, 6643910, 9491300, 13287820, 16609775, 33219550, 66439100]

約数ペア:

[(1, 66439100), (2, 33219550), (4, 16609775), (5, 13287820), (7, 9491300), (10, 6643910), (13, 5110700), (14, 4745650), (20, 3321955), (25, 2657564), (26, 2555350), (28, 2372825), (35, 1898260), (49, 1355900), (50, 1328782), (52, 1277675), (65, 1022140), (70, 949130), (91, 730100), (98, 677950), (100, 664391), (130, 511070), (140, 474565), (149, 445900), (175, 379652), (182, 365050), (196, 338975), (245, 271180), (260, 255535), (298, 222950), (325, 204428), (343, 193700), (350, 189826), (364, 182525), (455, 146020), (490, 135590), (596, 111475), (637, 104300), (650, 102214), (686, 96850), (700, 94913), (745, 89180), (910, 73010), (980, 67795), (1043, 63700), (1225, 54236), (1274, 52150), (1300, 51107), (1372, 48425), (1490, 44590), (1715, 38740), (1820, 36505), (1937, 34300), (2086, 31850), (2275, 29204), (2450, 27118), (2548, 26075), (2980, 22295), (3185, 20860), (3430, 19370), (3725, 17836), (3874, 17150), (4172, 15925), (4459, 14900), (4550, 14602), (4900, 13559), (5215, 12740), (6370, 10430), (6860, 9685), (7301, 9100), (7450, 8918), (7748, 8575)]