20120615425

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{1283}}^1$

素因数の和:1642

約数の個数: 48

約数和(自身を含む): 26213322240

約数和(自身を除く): 6092706815

約数列:

[1, 5, 25, 29, 97, 145, 223, 485, 725, 1115, 1283, 2425, 2813, 5575, 6415, 6467, 14065, 21631, 32075, 32335, 37207, 70325, 108155, 124451, 161675, 186035, 286109, 540775, 622255, 627299, 930175, 1430545, 3111275, 3136495, 3609079, 7152725, 8297161, 15682475, 18045395, 27752573, 41485805, 90226975, 138762865, 207429025, 693814325, 804824617, 4024123085, 20120615425]

約数ペア:

[(1, 20120615425), (5, 4024123085), (25, 804824617), (29, 693814325), (97, 207429025), (145, 138762865), (223, 90226975), (485, 41485805), (725, 27752573), (1115, 18045395), (1283, 15682475), (2425, 8297161), (2813, 7152725), (5575, 3609079), (6415, 3136495), (6467, 3111275), (14065, 1430545), (21631, 930175), (32075, 627299), (32335, 622255), (37207, 540775), (70325, 286109), (108155, 186035), (124451, 161675)]