64745388

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{919}}^1$

素因数の和:1051

約数の個数: 72

約数和(自身を含む): 174137600

約数和(自身を除く): 109392212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 103, 114, 171, 206, 228, 309, 342, 412, 618, 684, 919, 927, 1236, 1838, 1854, 1957, 2757, 3676, 3708, 3914, 5514, 5871, 7828, 8271, 11028, 11742, 16542, 17461, 17613, 23484, 33084, 34922, 35226, 52383, 69844, 70452, 94657, 104766, 157149, 189314, 209532, 283971, 314298, 378628, 567942, 628596, 851913, 1135884, 1703826, 1798483, 3407652, 3596966, 5395449, 7193932, 10790898, 16186347, 21581796, 32372694, 64745388]

約数ペア:

[(1, 64745388), (2, 32372694), (3, 21581796), (4, 16186347), (6, 10790898), (9, 7193932), (12, 5395449), (18, 3596966), (19, 3407652), (36, 1798483), (38, 1703826), (57, 1135884), (76, 851913), (103, 628596), (114, 567942), (171, 378628), (206, 314298), (228, 283971), (309, 209532), (342, 189314), (412, 157149), (618, 104766), (684, 94657), (919, 70452), (927, 69844), (1236, 52383), (1838, 35226), (1854, 34922), (1957, 33084), (2757, 23484), (3676, 17613), (3708, 17461), (3914, 16542), (5514, 11742), (5871, 11028), (7828, 8271)]