148634020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{4421}}^1$

素因数の和:4512

約数の個数: 36

約数和(自身を含む): 320002452

約数和(自身を除く): 171368432

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1681, 3362, 4421, 6724, 8405, 8842, 16810, 17684, 22105, 33620, 44210, 88420, 181261, 362522, 725044, 906305, 1812610, 3625220, 7431701, 14863402, 29726804, 37158505, 74317010, 148634020]

約数ペア:

[(1, 148634020), (2, 74317010), (4, 37158505), (5, 29726804), (10, 14863402), (20, 7431701), (41, 3625220), (82, 1812610), (164, 906305), (205, 725044), (410, 362522), (820, 181261), (1681, 88420), (3362, 44210), (4421, 33620), (6724, 22105), (8405, 17684), (8842, 16810)]