51264080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2953}}^1$

素因数の和:3004

約数の個数: 80

約数和(自身を含む): 140657664

約数和(自身を除く): 89393584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 2953, 3472, 4340, 5906, 8680, 11812, 14765, 17360, 20671, 23624, 29530, 41342, 47248, 59060, 82684, 91543, 103355, 118120, 165368, 183086, 206710, 236240, 330736, 366172, 413420, 457715, 640801, 732344, 826840, 915430, 1281602, 1464688, 1653680, 1830860, 2563204, 3204005, 3661720, 5126408, 6408010, 7323440, 10252816, 12816020, 25632040, 51264080]

約数ペア:

[(1, 51264080), (2, 25632040), (4, 12816020), (5, 10252816), (7, 7323440), (8, 6408010), (10, 5126408), (14, 3661720), (16, 3204005), (20, 2563204), (28, 1830860), (31, 1653680), (35, 1464688), (40, 1281602), (56, 915430), (62, 826840), (70, 732344), (80, 640801), (112, 457715), (124, 413420), (140, 366172), (155, 330736), (217, 236240), (248, 206710), (280, 183086), (310, 165368), (434, 118120), (496, 103355), (560, 91543), (620, 82684), (868, 59060), (1085, 47248), (1240, 41342), (1736, 29530), (2170, 23624), (2480, 20671), (2953, 17360), (3472, 14765), (4340, 11812), (5906, 8680)]