64245688

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 142959600

約数和(自身を除く): 78713912

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 41, 52, 61, 76, 82, 104, 122, 152, 164, 169, 244, 247, 328, 338, 488, 494, 533, 676, 779, 793, 988, 1066, 1159, 1352, 1558, 1586, 1976, 2132, 2318, 2501, 3116, 3172, 3211, 4264, 4636, 5002, 6232, 6344, 6422, 6929, 9272, 10004, 10127, 10309, 12844, 13858, 15067, 20008, 20254, 20618, 25688, 27716, 30134, 32513, 40508, 41236, 47519, 55432, 60268, 65026, 81016, 82472, 95038, 120536, 130052, 131651, 190076, 195871, 260104, 263302, 380152, 391742, 422669, 526604, 617747, 783484, 845338, 1053208, 1235494, 1566968, 1690676, 2470988, 3381352, 4941976, 8030711, 16061422, 32122844, 64245688]

約数ペア:

[(1, 64245688), (2, 32122844), (4, 16061422), (8, 8030711), (13, 4941976), (19, 3381352), (26, 2470988), (38, 1690676), (41, 1566968), (52, 1235494), (61, 1053208), (76, 845338), (82, 783484), (104, 617747), (122, 526604), (152, 422669), (164, 391742), (169, 380152), (244, 263302), (247, 260104), (328, 195871), (338, 190076), (488, 131651), (494, 130052), (533, 120536), (676, 95038), (779, 82472), (793, 81016), (988, 65026), (1066, 60268), (1159, 55432), (1352, 47519), (1558, 41236), (1586, 40508), (1976, 32513), (2132, 30134), (2318, 27716), (2501, 25688), (3116, 20618), (3172, 20254), (3211, 20008), (4264, 15067), (4636, 13858), (5002, 12844), (6232, 10309), (6344, 10127), (6422, 10004), (6929, 9272)]