888916730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:723

約数の個数: 64

約数和(自身を含む): 1755885600

約数和(自身を除く): 866968870

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 157, 194, 314, 449, 485, 785, 898, 970, 1261, 1570, 2041, 2245, 2522, 4082, 4490, 5837, 6305, 10205, 11674, 12610, 15229, 20410, 29185, 30458, 43553, 58370, 70493, 76145, 87106, 140986, 152290, 197977, 217765, 352465, 395954, 435530, 566189, 704930, 916409, 989885, 1132378, 1832818, 1979770, 2830945, 4582045, 5661890, 6837821, 9164090, 13675642, 34189105, 68378210, 88891673, 177783346, 444458365, 888916730]

約数ペア:

[(1, 888916730), (2, 444458365), (5, 177783346), (10, 88891673), (13, 68378210), (26, 34189105), (65, 13675642), (97, 9164090), (130, 6837821), (157, 5661890), (194, 4582045), (314, 2830945), (449, 1979770), (485, 1832818), (785, 1132378), (898, 989885), (970, 916409), (1261, 704930), (1570, 566189), (2041, 435530), (2245, 395954), (2522, 352465), (4082, 217765), (4490, 197977), (5837, 152290), (6305, 140986), (10205, 87106), (11674, 76145), (12610, 70493), (15229, 58370), (20410, 43553), (29185, 30458)]