91389320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{907}}^1$

素因数の和:1158

約数の個数: 64

約数和(自身を含む): 225547200

約数和(自身を除く): 134157880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 229, 440, 458, 907, 916, 1145, 1814, 1832, 2290, 2519, 3628, 4535, 4580, 5038, 7256, 9070, 9160, 9977, 10076, 12595, 18140, 19954, 20152, 25190, 36280, 39908, 49885, 50380, 79816, 99770, 100760, 199540, 207703, 399080, 415406, 830812, 1038515, 1661624, 2077030, 2284733, 4154060, 4569466, 8308120, 9138932, 11423665, 18277864, 22847330, 45694660, 91389320]

約数ペア:

[(1, 91389320), (2, 45694660), (4, 22847330), (5, 18277864), (8, 11423665), (10, 9138932), (11, 8308120), (20, 4569466), (22, 4154060), (40, 2284733), (44, 2077030), (55, 1661624), (88, 1038515), (110, 830812), (220, 415406), (229, 399080), (440, 207703), (458, 199540), (907, 100760), (916, 99770), (1145, 79816), (1814, 50380), (1832, 49885), (2290, 39908), (2519, 36280), (3628, 25190), (4535, 20152), (4580, 19954), (5038, 18140), (7256, 12595), (9070, 10076), (9160, 9977)]