79645280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^2$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 224867664

約数和(自身を除く): 145222384

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 59, 65, 80, 88, 104, 110, 118, 130, 143, 160, 176, 208, 220, 236, 260, 286, 295, 352, 416, 440, 472, 520, 572, 590, 649, 715, 767, 880, 944, 1040, 1144, 1180, 1298, 1430, 1534, 1760, 1888, 2080, 2288, 2360, 2596, 2860, 3068, 3245, 3481, 3835, 4576, 4720, 5192, 5720, 6136, 6490, 6962, 7670, 8437, 9440, 10384, 11440, 12272, 12980, 13924, 15340, 16874, 17405, 20768, 22880, 24544, 25960, 27848, 30680, 33748, 34810, 38291, 42185, 45253, 51920, 55696, 61360, 67496, 69620, 76582, 84370, 90506, 103840, 111392, 122720, 134992, 139240, 153164, 168740, 181012, 191455, 226265, 269984, 278480, 306328, 337480, 362024, 382910, 452530, 497783, 556960, 612656, 674960, 724048, 765820, 905060, 995566, 1225312, 1349920, 1448096, 1531640, 1810120, 1991132, 2488915, 3063280, 3620240, 3982264, 4977830, 6126560, 7240480, 7964528, 9955660, 15929056, 19911320, 39822640, 79645280]

約数ペア:

[(1, 79645280), (2, 39822640), (4, 19911320), (5, 15929056), (8, 9955660), (10, 7964528), (11, 7240480), (13, 6126560), (16, 4977830), (20, 3982264), (22, 3620240), (26, 3063280), (32, 2488915), (40, 1991132), (44, 1810120), (52, 1531640), (55, 1448096), (59, 1349920), (65, 1225312), (80, 995566), (88, 905060), (104, 765820), (110, 724048), (118, 674960), (130, 612656), (143, 556960), (160, 497783), (176, 452530), (208, 382910), (220, 362024), (236, 337480), (260, 306328), (286, 278480), (295, 269984), (352, 226265), (416, 191455), (440, 181012), (472, 168740), (520, 153164), (572, 139240), (590, 134992), (649, 122720), (715, 111392), (767, 103840), (880, 90506), (944, 84370), (1040, 76582), (1144, 69620), (1180, 67496), (1298, 61360), (1430, 55696), (1534, 51920), (1760, 45253), (1888, 42185), (2080, 38291), (2288, 34810), (2360, 33748), (2596, 30680), (2860, 27848), (3068, 25960), (3245, 24544), (3481, 22880), (3835, 20768), (4576, 17405), (4720, 16874), (5192, 15340), (5720, 13924), (6136, 12980), (6490, 12272), (6962, 11440), (7670, 10384), (8437, 9440)]