83311820

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 180042240

約数和(自身を除く): 96730420

約数列:

[1, 2, 4, 5, 10, 20, 67, 79, 134, 158, 268, 316, 335, 395, 670, 787, 790, 1340, 1574, 1580, 3148, 3935, 5293, 7870, 10586, 15740, 21172, 26465, 52729, 52930, 62173, 105458, 105860, 124346, 210916, 248692, 263645, 310865, 527290, 621730, 1054580, 1243460, 4165591, 8331182, 16662364, 20827955, 41655910, 83311820]

約数ペア:

[(1, 83311820), (2, 41655910), (4, 20827955), (5, 16662364), (10, 8331182), (20, 4165591), (67, 1243460), (79, 1054580), (134, 621730), (158, 527290), (268, 310865), (316, 263645), (335, 248692), (395, 210916), (670, 124346), (787, 105860), (790, 105458), (1340, 62173), (1574, 52930), (1580, 52729), (3148, 26465), (3935, 21172), (5293, 15740), (7870, 10586)]