29782025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 49014720

約数和(自身を除く): 19232695

約数列:

[1, 5, 7, 13, 19, 25, 35, 53, 65, 91, 95, 133, 169, 175, 247, 265, 325, 371, 455, 475, 665, 689, 845, 1007, 1183, 1235, 1325, 1729, 1855, 2275, 3211, 3325, 3445, 4225, 4823, 5035, 5915, 6175, 7049, 8645, 8957, 9275, 13091, 16055, 17225, 22477, 24115, 25175, 29575, 35245, 43225, 44785, 62699, 65455, 80275, 91637, 112385, 120575, 170183, 176225, 223925, 313495, 327275, 458185, 561925, 850915, 1191281, 1567475, 2290925, 4254575, 5956405, 29782025]

約数ペア:

[(1, 29782025), (5, 5956405), (7, 4254575), (13, 2290925), (19, 1567475), (25, 1191281), (35, 850915), (53, 561925), (65, 458185), (91, 327275), (95, 313495), (133, 223925), (169, 176225), (175, 170183), (247, 120575), (265, 112385), (325, 91637), (371, 80275), (455, 65455), (475, 62699), (665, 44785), (689, 43225), (845, 35245), (1007, 29575), (1183, 25175), (1235, 24115), (1325, 22477), (1729, 17225), (1855, 16055), (2275, 13091), (3211, 9275), (3325, 8957), (3445, 8645), (4225, 7049), (4823, 6175), (5035, 5915)]