26042120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 64214640

約数和(自身を除く): 38172520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 821, 1220, 1586, 1642, 2440, 3172, 3284, 3965, 4105, 6344, 6568, 7930, 8210, 10673, 15860, 16420, 21346, 31720, 32840, 42692, 50081, 53365, 85384, 100162, 106730, 200324, 213460, 250405, 400648, 426920, 500810, 651053, 1001620, 1302106, 2003240, 2604212, 3255265, 5208424, 6510530, 13021060, 26042120]

約数ペア:

[(1, 26042120), (2, 13021060), (4, 6510530), (5, 5208424), (8, 3255265), (10, 2604212), (13, 2003240), (20, 1302106), (26, 1001620), (40, 651053), (52, 500810), (61, 426920), (65, 400648), (104, 250405), (122, 213460), (130, 200324), (244, 106730), (260, 100162), (305, 85384), (488, 53365), (520, 50081), (610, 42692), (793, 32840), (821, 31720), (1220, 21346), (1586, 16420), (1642, 15860), (2440, 10673), (3172, 8210), (3284, 7930), (3965, 6568), (4105, 6344)]