64728580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 163296000

約数和(自身を除く): 98567420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 107, 116, 140, 145, 149, 203, 214, 290, 298, 406, 428, 535, 580, 596, 745, 749, 812, 1015, 1043, 1070, 1490, 1498, 2030, 2086, 2140, 2980, 2996, 3103, 3745, 4060, 4172, 4321, 5215, 6206, 7490, 8642, 10430, 12412, 14980, 15515, 15943, 17284, 20860, 21605, 21721, 30247, 31030, 31886, 43210, 43442, 60494, 62060, 63772, 79715, 86420, 86884, 108605, 111601, 120988, 151235, 159430, 217210, 223202, 302470, 318860, 434420, 446404, 462347, 558005, 604940, 924694, 1116010, 1849388, 2232020, 2311735, 3236429, 4623470, 6472858, 9246940, 12945716, 16182145, 32364290, 64728580]

約数ペア:

[(1, 64728580), (2, 32364290), (4, 16182145), (5, 12945716), (7, 9246940), (10, 6472858), (14, 4623470), (20, 3236429), (28, 2311735), (29, 2232020), (35, 1849388), (58, 1116010), (70, 924694), (107, 604940), (116, 558005), (140, 462347), (145, 446404), (149, 434420), (203, 318860), (214, 302470), (290, 223202), (298, 217210), (406, 159430), (428, 151235), (535, 120988), (580, 111601), (596, 108605), (745, 86884), (749, 86420), (812, 79715), (1015, 63772), (1043, 62060), (1070, 60494), (1490, 43442), (1498, 43210), (2030, 31886), (2086, 31030), (2140, 30247), (2980, 21721), (2996, 21605), (3103, 20860), (3745, 17284), (4060, 15943), (4172, 15515), (4321, 14980), (5215, 12412), (6206, 10430), (7490, 8642)]