78814320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25261}}^1$

素因数の和:25290

約数の個数: 80

約数和(自身を含む): 263128992

約数和(自身を除く): 184314672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 25261, 50522, 75783, 101044, 126305, 151566, 202088, 252610, 303132, 328393, 378915, 404176, 505220, 606264, 656786, 757830, 985179, 1010440, 1212528, 1313572, 1515660, 1641965, 1970358, 2020880, 2627144, 3031320, 3283930, 3940716, 4925895, 5254288, 6062640, 6567860, 7881432, 9851790, 13135720, 15762864, 19703580, 26271440, 39407160, 78814320]

約数ペア:

[(1, 78814320), (2, 39407160), (3, 26271440), (4, 19703580), (5, 15762864), (6, 13135720), (8, 9851790), (10, 7881432), (12, 6567860), (13, 6062640), (15, 5254288), (16, 4925895), (20, 3940716), (24, 3283930), (26, 3031320), (30, 2627144), (39, 2020880), (40, 1970358), (48, 1641965), (52, 1515660), (60, 1313572), (65, 1212528), (78, 1010440), (80, 985179), (104, 757830), (120, 656786), (130, 606264), (156, 505220), (195, 404176), (208, 378915), (240, 328393), (260, 303132), (312, 252610), (390, 202088), (520, 151566), (624, 126305), (780, 101044), (1040, 75783), (1560, 50522), (3120, 25261)]