202605780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{259751}}^1$

素因数の和:259776

約数の個数: 48

約数和(自身を含む): 610936704

約数和(自身を除く): 408330924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 259751, 519502, 779253, 1039004, 1298755, 1558506, 2597510, 3117012, 3376763, 3896265, 5195020, 6753526, 7792530, 10130289, 13507052, 15585060, 16883815, 20260578, 33767630, 40521156, 50651445, 67535260, 101302890, 202605780]

約数ペア:

[(1, 202605780), (2, 101302890), (3, 67535260), (4, 50651445), (5, 40521156), (6, 33767630), (10, 20260578), (12, 16883815), (13, 15585060), (15, 13507052), (20, 10130289), (26, 7792530), (30, 6753526), (39, 5195020), (52, 3896265), (60, 3376763), (65, 3117012), (78, 2597510), (130, 1558506), (156, 1298755), (195, 1039004), (260, 779253), (390, 519502), (780, 259751)]