980780320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{27737}}^1$

素因数の和:27782

約数の個数: 96

約数和(自身を含む): 2642210928

約数和(自身を除く): 1661430608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 340, 416, 442, 520, 544, 680, 884, 1040, 1105, 1360, 1768, 2080, 2210, 2720, 3536, 4420, 7072, 8840, 17680, 27737, 35360, 55474, 110948, 138685, 221896, 277370, 360581, 443792, 471529, 554740, 721162, 887584, 943058, 1109480, 1442324, 1802905, 1886116, 2218960, 2357645, 2884648, 3605810, 3772232, 4437920, 4715290, 5769296, 6129877, 7211620, 7544464, 9430580, 11538592, 12259754, 14423240, 15088928, 18861160, 24519508, 28846480, 30649385, 37722320, 49039016, 57692960, 61298770, 75444640, 98078032, 122597540, 196156064, 245195080, 490390160, 980780320]

約数ペア:

[(1, 980780320), (2, 490390160), (4, 245195080), (5, 196156064), (8, 122597540), (10, 98078032), (13, 75444640), (16, 61298770), (17, 57692960), (20, 49039016), (26, 37722320), (32, 30649385), (34, 28846480), (40, 24519508), (52, 18861160), (65, 15088928), (68, 14423240), (80, 12259754), (85, 11538592), (104, 9430580), (130, 7544464), (136, 7211620), (160, 6129877), (170, 5769296), (208, 4715290), (221, 4437920), (260, 3772232), (272, 3605810), (340, 2884648), (416, 2357645), (442, 2218960), (520, 1886116), (544, 1802905), (680, 1442324), (884, 1109480), (1040, 943058), (1105, 887584), (1360, 721162), (1768, 554740), (2080, 471529), (2210, 443792), (2720, 360581), (3536, 277370), (4420, 221896), (7072, 138685), (8840, 110948), (17680, 55474), (27737, 35360)]