91055900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{787}}^1$

素因数の和:903

約数の個数: 72

約数和(自身を含む): 215454960

約数和(自身を除く): 124399060

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 89, 100, 130, 178, 260, 325, 356, 445, 650, 787, 890, 1157, 1300, 1574, 1780, 2225, 2314, 3148, 3935, 4450, 4628, 5785, 7870, 8900, 10231, 11570, 15740, 19675, 20462, 23140, 28925, 39350, 40924, 51155, 57850, 70043, 78700, 102310, 115700, 140086, 204620, 255775, 280172, 350215, 511550, 700430, 910559, 1023100, 1400860, 1751075, 1821118, 3502150, 3642236, 4552795, 7004300, 9105590, 18211180, 22763975, 45527950, 91055900]

約数ペア:

[(1, 91055900), (2, 45527950), (4, 22763975), (5, 18211180), (10, 9105590), (13, 7004300), (20, 4552795), (25, 3642236), (26, 3502150), (50, 1821118), (52, 1751075), (65, 1400860), (89, 1023100), (100, 910559), (130, 700430), (178, 511550), (260, 350215), (325, 280172), (356, 255775), (445, 204620), (650, 140086), (787, 115700), (890, 102310), (1157, 78700), (1300, 70043), (1574, 57850), (1780, 51155), (2225, 40924), (2314, 39350), (3148, 28925), (3935, 23140), (4450, 20462), (4628, 19675), (5785, 15740), (7870, 11570), (8900, 10231)]