80261950

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{983}}^1$

素因数の和:1089

約数の個数: 48

約数和(自身を含む): 158132736

約数和(自身を除く): 77870786

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 71, 115, 142, 230, 355, 575, 710, 983, 1150, 1633, 1775, 1966, 3266, 3550, 4915, 8165, 9830, 16330, 22609, 24575, 40825, 45218, 49150, 69793, 81650, 113045, 139586, 226090, 348965, 565225, 697930, 1130450, 1605239, 1744825, 3210478, 3489650, 8026195, 16052390, 40130975, 80261950]

約数ペア:

[(1, 80261950), (2, 40130975), (5, 16052390), (10, 8026195), (23, 3489650), (25, 3210478), (46, 1744825), (50, 1605239), (71, 1130450), (115, 697930), (142, 565225), (230, 348965), (355, 226090), (575, 139586), (710, 113045), (983, 81650), (1150, 69793), (1633, 49150), (1775, 45218), (1966, 40825), (3266, 24575), (3550, 22609), (4915, 16330), (8165, 9830)]