194657480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{977}}^1$

素因数の和:1298

約数の個数: 64

約数和(自身を含む): 465801840

約数和(自身を除く): 271144360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 293, 340, 586, 680, 977, 1172, 1465, 1954, 2344, 2930, 3908, 4885, 4981, 5860, 7816, 9770, 9962, 11720, 16609, 19540, 19924, 24905, 33218, 39080, 39848, 49810, 66436, 83045, 99620, 132872, 166090, 199240, 286261, 332180, 572522, 664360, 1145044, 1431305, 2290088, 2862610, 4866437, 5725220, 9732874, 11450440, 19465748, 24332185, 38931496, 48664370, 97328740, 194657480]

約数ペア:

[(1, 194657480), (2, 97328740), (4, 48664370), (5, 38931496), (8, 24332185), (10, 19465748), (17, 11450440), (20, 9732874), (34, 5725220), (40, 4866437), (68, 2862610), (85, 2290088), (136, 1431305), (170, 1145044), (293, 664360), (340, 572522), (586, 332180), (680, 286261), (977, 199240), (1172, 166090), (1465, 132872), (1954, 99620), (2344, 83045), (2930, 66436), (3908, 49810), (4885, 39848), (4981, 39080), (5860, 33218), (7816, 24905), (9770, 19924), (9962, 19540), (11720, 16609)]