12907171625

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1493}}^1$

素因数の和:1659

約数の個数: 64

約数和(自身を含む): 17541328896

約数和(自身を除く): 4634157271

約数列:

[1, 5, 23, 25, 31, 97, 115, 125, 155, 485, 575, 713, 775, 1493, 2231, 2425, 2875, 3007, 3565, 3875, 7465, 11155, 12125, 15035, 17825, 34339, 37325, 46283, 55775, 69161, 75175, 89125, 144821, 171695, 186625, 231415, 278875, 345805, 375875, 724105, 858475, 1064509, 1157075, 1729025, 3330883, 3620525, 4292375, 4489451, 5322545, 5785375, 8645125, 16654415, 18102625, 22447255, 26612725, 83272075, 103257373, 112236275, 133063625, 416360375, 516286865, 561181375, 2581434325, 12907171625]

約数ペア:

[(1, 12907171625), (5, 2581434325), (23, 561181375), (25, 516286865), (31, 416360375), (97, 133063625), (115, 112236275), (125, 103257373), (155, 83272075), (485, 26612725), (575, 22447255), (713, 18102625), (775, 16654415), (1493, 8645125), (2231, 5785375), (2425, 5322545), (2875, 4489451), (3007, 4292375), (3565, 3620525), (3875, 3330883), (7465, 1729025), (11155, 1157075), (12125, 1064509), (15035, 858475), (17825, 724105), (34339, 375875), (37325, 345805), (46283, 278875), (55775, 231415), (69161, 186625), (75175, 171695), (89125, 144821)]