100331920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 260186472

約数和(自身を除く): 159854552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 169, 181, 205, 208, 260, 328, 338, 362, 410, 520, 533, 656, 676, 724, 820, 845, 905, 1040, 1066, 1352, 1448, 1640, 1690, 1810, 2132, 2353, 2665, 2704, 2896, 3280, 3380, 3620, 4264, 4706, 5330, 6760, 6929, 7240, 7421, 8528, 9412, 10660, 11765, 13520, 13858, 14480, 14842, 18824, 21320, 23530, 27716, 29684, 30589, 34645, 37105, 37648, 42640, 47060, 55432, 59368, 61178, 69290, 74210, 94120, 96473, 110864, 118736, 122356, 138580, 148420, 152945, 188240, 192946, 244712, 277160, 296840, 305890, 385892, 482365, 489424, 554320, 593680, 611780, 771784, 964730, 1223560, 1254149, 1543568, 1929460, 2447120, 2508298, 3858920, 5016596, 6270745, 7717840, 10033192, 12541490, 20066384, 25082980, 50165960, 100331920]

約数ペア:

[(1, 100331920), (2, 50165960), (4, 25082980), (5, 20066384), (8, 12541490), (10, 10033192), (13, 7717840), (16, 6270745), (20, 5016596), (26, 3858920), (40, 2508298), (41, 2447120), (52, 1929460), (65, 1543568), (80, 1254149), (82, 1223560), (104, 964730), (130, 771784), (164, 611780), (169, 593680), (181, 554320), (205, 489424), (208, 482365), (260, 385892), (328, 305890), (338, 296840), (362, 277160), (410, 244712), (520, 192946), (533, 188240), (656, 152945), (676, 148420), (724, 138580), (820, 122356), (845, 118736), (905, 110864), (1040, 96473), (1066, 94120), (1352, 74210), (1448, 69290), (1640, 61178), (1690, 59368), (1810, 55432), (2132, 47060), (2353, 42640), (2665, 37648), (2704, 37105), (2896, 34645), (3280, 30589), (3380, 29684), (3620, 27716), (4264, 23530), (4706, 21320), (5330, 18824), (6760, 14842), (6929, 14480), (7240, 13858), (7421, 13520), (8528, 11765), (9412, 10660)]