128577800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2909}}^1$

素因数の和:2955

約数の個数: 96

約数和(自身を含む): 340993800

約数和(自身を除く): 212416000

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 100, 104, 130, 136, 170, 200, 221, 260, 325, 340, 425, 442, 520, 650, 680, 850, 884, 1105, 1300, 1700, 1768, 2210, 2600, 2909, 3400, 4420, 5525, 5818, 8840, 11050, 11636, 14545, 22100, 23272, 29090, 37817, 44200, 49453, 58180, 72725, 75634, 98906, 116360, 145450, 151268, 189085, 197812, 247265, 290900, 302536, 378170, 395624, 494530, 581800, 642889, 756340, 945425, 989060, 1236325, 1285778, 1512680, 1890850, 1978120, 2472650, 2571556, 3214445, 3781700, 4945300, 5143112, 6428890, 7563400, 9890600, 12857780, 16072225, 25715560, 32144450, 64288900, 128577800]

約数ペア:

[(1, 128577800), (2, 64288900), (4, 32144450), (5, 25715560), (8, 16072225), (10, 12857780), (13, 9890600), (17, 7563400), (20, 6428890), (25, 5143112), (26, 4945300), (34, 3781700), (40, 3214445), (50, 2571556), (52, 2472650), (65, 1978120), (68, 1890850), (85, 1512680), (100, 1285778), (104, 1236325), (130, 989060), (136, 945425), (170, 756340), (200, 642889), (221, 581800), (260, 494530), (325, 395624), (340, 378170), (425, 302536), (442, 290900), (520, 247265), (650, 197812), (680, 189085), (850, 151268), (884, 145450), (1105, 116360), (1300, 98906), (1700, 75634), (1768, 72725), (2210, 58180), (2600, 49453), (2909, 44200), (3400, 37817), (4420, 29090), (5525, 23272), (5818, 22100), (8840, 14545), (11050, 11636)]