74442225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 145921216

約数和(自身を除く): 71478991

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 121, 143, 165, 195, 275, 325, 363, 429, 605, 631, 715, 825, 975, 1573, 1815, 1893, 2145, 3025, 3155, 3575, 4719, 6941, 7865, 8203, 9075, 9465, 10725, 15775, 20823, 23595, 24609, 34705, 39325, 41015, 47325, 76351, 90233, 104115, 117975, 123045, 173525, 205075, 229053, 270699, 381755, 451165, 520575, 615225, 992563, 1145265, 1353495, 1908775, 2255825, 2977689, 4962815, 5726325, 6767475, 14888445, 24814075, 74442225]

約数ペア:

[(1, 74442225), (3, 24814075), (5, 14888445), (11, 6767475), (13, 5726325), (15, 4962815), (25, 2977689), (33, 2255825), (39, 1908775), (55, 1353495), (65, 1145265), (75, 992563), (121, 615225), (143, 520575), (165, 451165), (195, 381755), (275, 270699), (325, 229053), (363, 205075), (429, 173525), (605, 123045), (631, 117975), (715, 104115), (825, 90233), (975, 76351), (1573, 47325), (1815, 41015), (1893, 39325), (2145, 34705), (3025, 24609), (3155, 23595), (3575, 20823), (4719, 15775), (6941, 10725), (7865, 9465), (8203, 9075)]