87869925

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2731}}^1$

素因数の和:2771

約数の個数: 72

約数和(自身を含む): 184967328

約数和(自身を除く): 97097403

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 99, 117, 143, 165, 195, 225, 275, 325, 429, 495, 585, 715, 825, 975, 1287, 2145, 2475, 2731, 2925, 3575, 6435, 8193, 10725, 13655, 24579, 30041, 32175, 35503, 40965, 68275, 90123, 106509, 122895, 150205, 177515, 204825, 270369, 319527, 390533, 450615, 532545, 614475, 751025, 887575, 1171599, 1351845, 1597635, 1952665, 2253075, 2662725, 3514797, 5857995, 6759225, 7988175, 9763325, 17573985, 29289975, 87869925]

約数ペア:

[(1, 87869925), (3, 29289975), (5, 17573985), (9, 9763325), (11, 7988175), (13, 6759225), (15, 5857995), (25, 3514797), (33, 2662725), (39, 2253075), (45, 1952665), (55, 1597635), (65, 1351845), (75, 1171599), (99, 887575), (117, 751025), (143, 614475), (165, 532545), (195, 450615), (225, 390533), (275, 319527), (325, 270369), (429, 204825), (495, 177515), (585, 150205), (715, 122895), (825, 106509), (975, 90123), (1287, 68275), (2145, 40965), (2475, 35503), (2731, 32175), (2925, 30041), (3575, 24579), (6435, 13655), (8193, 10725)]