78373360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 197799840

約数和(自身を除く): 119426480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 179, 208, 260, 358, 421, 520, 716, 842, 895, 1040, 1432, 1684, 1790, 2105, 2327, 2864, 3368, 3580, 4210, 4654, 5473, 6736, 7160, 8420, 9308, 10946, 11635, 14320, 16840, 18616, 21892, 23270, 27365, 33680, 37232, 43784, 46540, 54730, 75359, 87568, 93080, 109460, 150718, 186160, 218920, 301436, 376795, 437840, 602872, 753590, 979667, 1205744, 1507180, 1959334, 3014360, 3918668, 4898335, 6028720, 7837336, 9796670, 15674672, 19593340, 39186680, 78373360]

約数ペア:

[(1, 78373360), (2, 39186680), (4, 19593340), (5, 15674672), (8, 9796670), (10, 7837336), (13, 6028720), (16, 4898335), (20, 3918668), (26, 3014360), (40, 1959334), (52, 1507180), (65, 1205744), (80, 979667), (104, 753590), (130, 602872), (179, 437840), (208, 376795), (260, 301436), (358, 218920), (421, 186160), (520, 150718), (716, 109460), (842, 93080), (895, 87568), (1040, 75359), (1432, 54730), (1684, 46540), (1790, 43784), (2105, 37232), (2327, 33680), (2864, 27365), (3368, 23270), (3580, 21892), (4210, 18616), (4654, 16840), (5473, 14320), (6736, 11635), (7160, 10946), (8420, 9308)]