80758160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{499}}^1$

素因数の和:553

約数の個数: 120

約数和(自身を含む): 228408000

約数和(自身を除く): 147649840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 289, 340, 476, 499, 560, 578, 595, 680, 952, 998, 1156, 1190, 1360, 1445, 1904, 1996, 2023, 2312, 2380, 2495, 2890, 3493, 3992, 4046, 4624, 4760, 4990, 5780, 6986, 7984, 8092, 8483, 9520, 9980, 10115, 11560, 13972, 16184, 16966, 17465, 19960, 20230, 23120, 27944, 32368, 33932, 34930, 39920, 40460, 42415, 55888, 59381, 67864, 69860, 80920, 84830, 118762, 135728, 139720, 144211, 161840, 169660, 237524, 279440, 288422, 296905, 339320, 475048, 576844, 593810, 678640, 721055, 950096, 1009477, 1153688, 1187620, 1442110, 2018954, 2307376, 2375240, 2884220, 4037908, 4750480, 5047385, 5768440, 8075816, 10094770, 11536880, 16151632, 20189540, 40379080, 80758160]

約数ペア:

[(1, 80758160), (2, 40379080), (4, 20189540), (5, 16151632), (7, 11536880), (8, 10094770), (10, 8075816), (14, 5768440), (16, 5047385), (17, 4750480), (20, 4037908), (28, 2884220), (34, 2375240), (35, 2307376), (40, 2018954), (56, 1442110), (68, 1187620), (70, 1153688), (80, 1009477), (85, 950096), (112, 721055), (119, 678640), (136, 593810), (140, 576844), (170, 475048), (238, 339320), (272, 296905), (280, 288422), (289, 279440), (340, 237524), (476, 169660), (499, 161840), (560, 144211), (578, 139720), (595, 135728), (680, 118762), (952, 84830), (998, 80920), (1156, 69860), (1190, 67864), (1360, 59381), (1445, 55888), (1904, 42415), (1996, 40460), (2023, 39920), (2312, 34930), (2380, 33932), (2495, 32368), (2890, 27944), (3493, 23120), (3992, 20230), (4046, 19960), (4624, 17465), (4760, 16966), (4990, 16184), (5780, 13972), (6986, 11560), (7984, 10115), (8092, 9980), (8483, 9520)]