25077778820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1831}}^1\times {\mathrm{40283}}^1$

素因数の和:42140

約数の個数: 48

約数和(自身を含む): 55793017728

約数和(自身を除く): 30715238908

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1831, 3662, 7324, 9155, 18310, 31127, 36620, 40283, 62254, 80566, 124508, 155635, 161132, 201415, 311270, 402830, 622540, 684811, 805660, 1369622, 2739244, 3424055, 6848110, 13696220, 73758173, 147516346, 295032692, 368790865, 737581730, 1253888941, 1475163460, 2507777882, 5015555764, 6269444705, 12538889410, 25077778820]

約数ペア:

[(1, 25077778820), (2, 12538889410), (4, 6269444705), (5, 5015555764), (10, 2507777882), (17, 1475163460), (20, 1253888941), (34, 737581730), (68, 368790865), (85, 295032692), (170, 147516346), (340, 73758173), (1831, 13696220), (3662, 6848110), (7324, 3424055), (9155, 2739244), (18310, 1369622), (31127, 805660), (36620, 684811), (40283, 622540), (62254, 402830), (80566, 311270), (124508, 201415), (155635, 161132)]