99775280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113381}}^1$

素因数の和:113405

約数の個数: 40

約数和(自身を含む): 253068624

約数和(自身を除く): 153293344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 113381, 226762, 453524, 566905, 907048, 1133810, 1247191, 1814096, 2267620, 2494382, 4535240, 4988764, 6235955, 9070480, 9977528, 12471910, 19955056, 24943820, 49887640, 99775280]

約数ペア:

[(1, 99775280), (2, 49887640), (4, 24943820), (5, 19955056), (8, 12471910), (10, 9977528), (11, 9070480), (16, 6235955), (20, 4988764), (22, 4535240), (40, 2494382), (44, 2267620), (55, 1814096), (80, 1247191), (88, 1133810), (110, 907048), (176, 566905), (220, 453524), (440, 226762), (880, 113381)]