91990160

素因数分解:

$2^4\times 5^1\times {\mathrm{359}}^1\times {\mathrm{3203}}^1$

素因数の和:3575

約数の個数: 40

約数和(自身を含む): 214539840

約数和(自身を除く): 122549680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359, 718, 1436, 1795, 2872, 3203, 3590, 5744, 6406, 7180, 12812, 14360, 16015, 25624, 28720, 32030, 51248, 64060, 128120, 256240, 1149877, 2299754, 4599508, 5749385, 9199016, 11498770, 18398032, 22997540, 45995080, 91990160]

約数ペア:

[(1, 91990160), (2, 45995080), (4, 22997540), (5, 18398032), (8, 11498770), (10, 9199016), (16, 5749385), (20, 4599508), (40, 2299754), (80, 1149877), (359, 256240), (718, 128120), (1436, 64060), (1795, 51248), (2872, 32030), (3203, 28720), (3590, 25624), (5744, 16015), (6406, 14360), (7180, 12812)]