31216750

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 62674560

約数和(自身を除く): 31457810

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 61, 89, 115, 122, 125, 178, 230, 250, 305, 445, 575, 610, 890, 1150, 1403, 1525, 2047, 2225, 2806, 2875, 3050, 4094, 4450, 5429, 5750, 7015, 7625, 10235, 10858, 11125, 14030, 15250, 20470, 22250, 27145, 35075, 51175, 54290, 70150, 102350, 124867, 135725, 175375, 249734, 255875, 271450, 350750, 511750, 624335, 678625, 1248670, 1357250, 3121675, 6243350, 15608375, 31216750]

約数ペア:

[(1, 31216750), (2, 15608375), (5, 6243350), (10, 3121675), (23, 1357250), (25, 1248670), (46, 678625), (50, 624335), (61, 511750), (89, 350750), (115, 271450), (122, 255875), (125, 249734), (178, 175375), (230, 135725), (250, 124867), (305, 102350), (445, 70150), (575, 54290), (610, 51175), (890, 35075), (1150, 27145), (1403, 22250), (1525, 20470), (2047, 15250), (2225, 14030), (2806, 11125), (2875, 10858), (3050, 10235), (4094, 7625), (4450, 7015), (5429, 5750)]