98560780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2239}}^1$

素因数の和:2350

約数の個数: 48

約数和(自身を含む): 216760320

約数和(自身を除く): 118199540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 1420, 2201, 2239, 4402, 4478, 8804, 8956, 11005, 11195, 22010, 22390, 44020, 44780, 69409, 138818, 158969, 277636, 317938, 347045, 635876, 694090, 794845, 1388180, 1589690, 3179380, 4928039, 9856078, 19712156, 24640195, 49280390, 98560780]

約数ペア:

[(1, 98560780), (2, 49280390), (4, 24640195), (5, 19712156), (10, 9856078), (20, 4928039), (31, 3179380), (62, 1589690), (71, 1388180), (124, 794845), (142, 694090), (155, 635876), (284, 347045), (310, 317938), (355, 277636), (620, 158969), (710, 138818), (1420, 69409), (2201, 44780), (2239, 44020), (4402, 22390), (4478, 22010), (8804, 11195), (8956, 11005)]