83995960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1399}}^1$

素因数の和:1508

約数の個数: 64

約数和(自身を含む): 201600000

約数和(自身を除く): 117604040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 1399, 1501, 1580, 2798, 3002, 3160, 5596, 6004, 6995, 7505, 11192, 12008, 13990, 15010, 26581, 27980, 30020, 53162, 55960, 60040, 106324, 110521, 132905, 212648, 221042, 265810, 442084, 531620, 552605, 884168, 1063240, 1105210, 2099899, 2210420, 4199798, 4420840, 8399596, 10499495, 16799192, 20998990, 41997980, 83995960]

約数ペア:

[(1, 83995960), (2, 41997980), (4, 20998990), (5, 16799192), (8, 10499495), (10, 8399596), (19, 4420840), (20, 4199798), (38, 2210420), (40, 2099899), (76, 1105210), (79, 1063240), (95, 884168), (152, 552605), (158, 531620), (190, 442084), (316, 265810), (380, 221042), (395, 212648), (632, 132905), (760, 110521), (790, 106324), (1399, 60040), (1501, 55960), (1580, 53162), (2798, 30020), (3002, 27980), (3160, 26581), (5596, 15010), (6004, 13990), (6995, 12008), (7505, 11192)]