869372920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{3433}}^1$

素因数の和:3944

約数の個数: 64

約数和(自身を含む): 2111497920

約数和(自身を除く): 1242125000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 487, 520, 974, 1948, 2435, 3433, 3896, 4870, 6331, 6866, 9740, 12662, 13732, 17165, 19480, 25324, 27464, 31655, 34330, 44629, 50648, 63310, 68660, 89258, 126620, 137320, 178516, 223145, 253240, 357032, 446290, 892580, 1671871, 1785160, 3343742, 6687484, 8359355, 13374968, 16718710, 21734323, 33437420, 43468646, 66874840, 86937292, 108671615, 173874584, 217343230, 434686460, 869372920]

約数ペア:

[(1, 869372920), (2, 434686460), (4, 217343230), (5, 173874584), (8, 108671615), (10, 86937292), (13, 66874840), (20, 43468646), (26, 33437420), (40, 21734323), (52, 16718710), (65, 13374968), (104, 8359355), (130, 6687484), (260, 3343742), (487, 1785160), (520, 1671871), (974, 892580), (1948, 446290), (2435, 357032), (3433, 253240), (3896, 223145), (4870, 178516), (6331, 137320), (6866, 126620), (9740, 89258), (12662, 68660), (13732, 63310), (17165, 50648), (19480, 44629), (25324, 34330), (27464, 31655)]