25986990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27943}}^1$

素因数の和:27984

約数の個数: 32

約数和(自身を含む): 64382976

約数和(自身を除く): 38395986

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 27943, 55886, 83829, 139715, 167658, 279430, 419145, 838290, 866233, 1732466, 2598699, 4331165, 5197398, 8662330, 12993495, 25986990]

約数ペア:

[(1, 25986990), (2, 12993495), (3, 8662330), (5, 5197398), (6, 4331165), (10, 2598699), (15, 1732466), (30, 866233), (31, 838290), (62, 419145), (93, 279430), (155, 167658), (186, 139715), (310, 83829), (465, 55886), (930, 27943)]