87622780

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 219542400

約数和(自身を除く): 131919620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 53, 70, 98, 106, 140, 196, 212, 241, 245, 265, 343, 371, 482, 490, 530, 686, 742, 964, 980, 1060, 1205, 1372, 1484, 1687, 1715, 1855, 2410, 2597, 3374, 3430, 3710, 4820, 5194, 6748, 6860, 7420, 8435, 10388, 11809, 12773, 12985, 16870, 18179, 23618, 25546, 25970, 33740, 36358, 47236, 51092, 51940, 59045, 63865, 72716, 82663, 89411, 90895, 118090, 127730, 165326, 178822, 181790, 236180, 255460, 330652, 357644, 363580, 413315, 447055, 625877, 826630, 894110, 1251754, 1653260, 1788220, 2503508, 3129385, 4381139, 6258770, 8762278, 12517540, 17524556, 21905695, 43811390, 87622780]

約数ペア:

[(1, 87622780), (2, 43811390), (4, 21905695), (5, 17524556), (7, 12517540), (10, 8762278), (14, 6258770), (20, 4381139), (28, 3129385), (35, 2503508), (49, 1788220), (53, 1653260), (70, 1251754), (98, 894110), (106, 826630), (140, 625877), (196, 447055), (212, 413315), (241, 363580), (245, 357644), (265, 330652), (343, 255460), (371, 236180), (482, 181790), (490, 178822), (530, 165326), (686, 127730), (742, 118090), (964, 90895), (980, 89411), (1060, 82663), (1205, 72716), (1372, 63865), (1484, 59045), (1687, 51940), (1715, 51092), (1855, 47236), (2410, 36358), (2597, 33740), (3374, 25970), (3430, 25546), (3710, 23618), (4820, 18179), (5194, 16870), (6748, 12985), (6860, 12773), (7420, 11809), (8435, 10388)]