77366320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 192175200

約数和(自身を除く): 114808880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 163, 170, 272, 326, 340, 349, 652, 680, 698, 815, 1304, 1360, 1396, 1630, 1745, 2608, 2771, 2792, 3260, 3490, 5542, 5584, 5933, 6520, 6980, 11084, 11866, 13040, 13855, 13960, 22168, 23732, 27710, 27920, 29665, 44336, 47464, 55420, 56887, 59330, 94928, 110840, 113774, 118660, 221680, 227548, 237320, 284435, 455096, 474640, 568870, 910192, 967079, 1137740, 1934158, 2275480, 3868316, 4550960, 4835395, 7736632, 9670790, 15473264, 19341580, 38683160, 77366320]

約数ペア:

[(1, 77366320), (2, 38683160), (4, 19341580), (5, 15473264), (8, 9670790), (10, 7736632), (16, 4835395), (17, 4550960), (20, 3868316), (34, 2275480), (40, 1934158), (68, 1137740), (80, 967079), (85, 910192), (136, 568870), (163, 474640), (170, 455096), (272, 284435), (326, 237320), (340, 227548), (349, 221680), (652, 118660), (680, 113774), (698, 110840), (815, 94928), (1304, 59330), (1360, 56887), (1396, 55420), (1630, 47464), (1745, 44336), (2608, 29665), (2771, 27920), (2792, 27710), (3260, 23732), (3490, 22168), (5542, 13960), (5584, 13855), (5933, 13040), (6520, 11866), (6980, 11084)]