80195460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78623}}^1$

素因数の和:78652

約数の個数: 48

約数和(自身を含む): 237758976

約数和(自身を除く): 157563516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 78623, 157246, 235869, 314492, 393115, 471738, 786230, 943476, 1179345, 1336591, 1572460, 2358690, 2673182, 4009773, 4717380, 5346364, 6682955, 8019546, 13365910, 16039092, 20048865, 26731820, 40097730, 80195460]

約数ペア:

[(1, 80195460), (2, 40097730), (3, 26731820), (4, 20048865), (5, 16039092), (6, 13365910), (10, 8019546), (12, 6682955), (15, 5346364), (17, 4717380), (20, 4009773), (30, 2673182), (34, 2358690), (51, 1572460), (60, 1336591), (68, 1179345), (85, 943476), (102, 786230), (170, 471738), (204, 393115), (255, 314492), (340, 235869), (510, 157246), (1020, 78623)]