25558320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{977}}^1$

素因数の和:1102

約数の個数: 80

約数和(自身を含む): 80039520

約数和(自身を除く): 54481200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 977, 1090, 1308, 1635, 1744, 1954, 2180, 2616, 2931, 3270, 3908, 4360, 4885, 5232, 5862, 6540, 7816, 8720, 9770, 11724, 13080, 14655, 15632, 19540, 23448, 26160, 29310, 39080, 46896, 58620, 78160, 106493, 117240, 212986, 234480, 319479, 425972, 532465, 638958, 851944, 1064930, 1277916, 1597395, 1703888, 2129860, 2555832, 3194790, 4259720, 5111664, 6389580, 8519440, 12779160, 25558320]

約数ペア:

[(1, 25558320), (2, 12779160), (3, 8519440), (4, 6389580), (5, 5111664), (6, 4259720), (8, 3194790), (10, 2555832), (12, 2129860), (15, 1703888), (16, 1597395), (20, 1277916), (24, 1064930), (30, 851944), (40, 638958), (48, 532465), (60, 425972), (80, 319479), (109, 234480), (120, 212986), (218, 117240), (240, 106493), (327, 78160), (436, 58620), (545, 46896), (654, 39080), (872, 29310), (977, 26160), (1090, 23448), (1308, 19540), (1635, 15632), (1744, 14655), (1954, 13080), (2180, 11724), (2616, 9770), (2931, 8720), (3270, 7816), (3908, 6540), (4360, 5862), (4885, 5232)]