25632040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2953}}^1$

素因数の和:3002

約数の個数: 64

約数和(自身を含む): 68060160

約数和(自身を除く): 42428120

約数列:

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

約数ペア:

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