1515697728075

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{12907}}^1\times {\mathrm{7351}}^1$

素因数の和:20345

約数の個数: 72

約数和(自身を含む): 2753607257856

約数和(自身を除く): 1237909529781

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 3195, 5325, 7351, 12907, 15975, 22053, 36755, 38721, 64535, 66159, 110265, 116163, 183775, 193605, 322675, 330795, 521921, 551325, 580815, 916397, 968025, 1565763, 1653975, 2609605, 2749191, 2904075, 4581985, 4697289, 7828815, 8247573, 13048025, 13745955, 22909925, 23486445, 39144075, 41237865, 68729775, 94879357, 117432225, 206189325, 284638071, 474396785, 853914213, 1423190355, 2371983925, 4269571065, 6736434347, 7115951775, 20209303041, 21347855325, 33682171735, 60627909123, 101046515205, 168410858675, 303139545615, 505232576025, 1515697728075]

約数ペア:

[(1, 1515697728075), (3, 505232576025), (5, 303139545615), (9, 168410858675), (15, 101046515205), (25, 60627909123), (45, 33682171735), (71, 21347855325), (75, 20209303041), (213, 7115951775), (225, 6736434347), (355, 4269571065), (639, 2371983925), (1065, 1423190355), (1775, 853914213), (3195, 474396785), (5325, 284638071), (7351, 206189325), (12907, 117432225), (15975, 94879357), (22053, 68729775), (36755, 41237865), (38721, 39144075), (64535, 23486445), (66159, 22909925), (110265, 13745955), (116163, 13048025), (183775, 8247573), (193605, 7828815), (322675, 4697289), (330795, 4581985), (521921, 2904075), (551325, 2749191), (580815, 2609605), (916397, 1653975), (968025, 1565763)]