79217775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 180363456

約数和(自身を除く): 101145681

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 53, 63, 65, 73, 75, 91, 105, 117, 159, 175, 195, 219, 225, 265, 273, 315, 325, 365, 371, 455, 477, 511, 525, 585, 657, 689, 795, 819, 949, 975, 1095, 1113, 1325, 1365, 1533, 1575, 1825, 1855, 2067, 2275, 2385, 2555, 2847, 2925, 3285, 3339, 3445, 3869, 3975, 4095, 4599, 4745, 4823, 5475, 5565, 6201, 6643, 6825, 7665, 8541, 9275, 10335, 11607, 11925, 12775, 14235, 14469, 16425, 16695, 17225, 19345, 19929, 20475, 22995, 23725, 24115, 27083, 27825, 31005, 33215, 34821, 38325, 42705, 43407, 50297, 51675, 58035, 59787, 71175, 72345, 81249, 83475, 96725, 99645, 114975, 120575, 135415, 150891, 155025, 166075, 174105, 213525, 217035, 243747, 251485, 290175, 298935, 352079, 361725, 406245, 452673, 498225, 677075, 754455, 870525, 1056237, 1085175, 1218735, 1257425, 1494675, 1760395, 2031225, 2263365, 3168711, 3772275, 5281185, 6093675, 8801975, 11316825, 15843555, 26405925, 79217775]

約数ペア:

[(1, 79217775), (3, 26405925), (5, 15843555), (7, 11316825), (9, 8801975), (13, 6093675), (15, 5281185), (21, 3772275), (25, 3168711), (35, 2263365), (39, 2031225), (45, 1760395), (53, 1494675), (63, 1257425), (65, 1218735), (73, 1085175), (75, 1056237), (91, 870525), (105, 754455), (117, 677075), (159, 498225), (175, 452673), (195, 406245), (219, 361725), (225, 352079), (265, 298935), (273, 290175), (315, 251485), (325, 243747), (365, 217035), (371, 213525), (455, 174105), (477, 166075), (511, 155025), (525, 150891), (585, 135415), (657, 120575), (689, 114975), (795, 99645), (819, 96725), (949, 83475), (975, 81249), (1095, 72345), (1113, 71175), (1325, 59787), (1365, 58035), (1533, 51675), (1575, 50297), (1825, 43407), (1855, 42705), (2067, 38325), (2275, 34821), (2385, 33215), (2555, 31005), (2847, 27825), (2925, 27083), (3285, 24115), (3339, 23725), (3445, 22995), (3869, 20475), (3975, 19929), (4095, 19345), (4599, 17225), (4745, 16695), (4823, 16425), (5475, 14469), (5565, 14235), (6201, 12775), (6643, 11925), (6825, 11607), (7665, 10335), (8541, 9275)]