145904240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{44483}}^1$

素因数の和:44537

約数の個数: 40

約数和(自身を含む): 347509008

約数和(自身を除く): 201604768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 44483, 88966, 177932, 222415, 355864, 444830, 711728, 889660, 1779320, 1823803, 3558640, 3647606, 7295212, 9119015, 14590424, 18238030, 29180848, 36476060, 72952120, 145904240]

約数ペア:

[(1, 145904240), (2, 72952120), (4, 36476060), (5, 29180848), (8, 18238030), (10, 14590424), (16, 9119015), (20, 7295212), (40, 3647606), (41, 3558640), (80, 1823803), (82, 1779320), (164, 889660), (205, 711728), (328, 444830), (410, 355864), (656, 222415), (820, 177932), (1640, 88966), (3280, 44483)]