20180608425

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{13999}}^1$

素因数の和:14207

約数の個数: 72

約数和(自身を含む): 37237200000

約数和(自身を除く): 17056591575

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 149, 215, 225, 387, 447, 645, 745, 1075, 1341, 1935, 2235, 3225, 3725, 6407, 6705, 9675, 11175, 13999, 19221, 32035, 33525, 41997, 57663, 69995, 96105, 125991, 160175, 209985, 288315, 349975, 480525, 601957, 629955, 1049925, 1441575, 1805871, 2085851, 3009785, 3149775, 5417613, 6257553, 9029355, 10429255, 15048925, 18772659, 27088065, 31287765, 45146775, 52146275, 89691593, 93863295, 135440325, 156438825, 269074779, 448457965, 469316475, 807224337, 1345373895, 2242289825, 4036121685, 6726869475, 20180608425]

約数ペア:

[(1, 20180608425), (3, 6726869475), (5, 4036121685), (9, 2242289825), (15, 1345373895), (25, 807224337), (43, 469316475), (45, 448457965), (75, 269074779), (129, 156438825), (149, 135440325), (215, 93863295), (225, 89691593), (387, 52146275), (447, 45146775), (645, 31287765), (745, 27088065), (1075, 18772659), (1341, 15048925), (1935, 10429255), (2235, 9029355), (3225, 6257553), (3725, 5417613), (6407, 3149775), (6705, 3009785), (9675, 2085851), (11175, 1805871), (13999, 1441575), (19221, 1049925), (32035, 629955), (33525, 601957), (41997, 480525), (57663, 349975), (69995, 288315), (96105, 209985), (125991, 160175)]