64525825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 99743616

約数和(自身を除く): 35217791

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 113, 175, 251, 325, 455, 565, 791, 1255, 1469, 1757, 2275, 2825, 3263, 3955, 6275, 7345, 8785, 10283, 16315, 19775, 22841, 28363, 36725, 43925, 51415, 81575, 114205, 141815, 198541, 257075, 368719, 571025, 709075, 992705, 1843595, 2581033, 4963525, 9217975, 12905165, 64525825]

約数ペア:

[(1, 64525825), (5, 12905165), (7, 9217975), (13, 4963525), (25, 2581033), (35, 1843595), (65, 992705), (91, 709075), (113, 571025), (175, 368719), (251, 257075), (325, 198541), (455, 141815), (565, 114205), (791, 81575), (1255, 51415), (1469, 43925), (1757, 36725), (2275, 28363), (2825, 22841), (3263, 19775), (3955, 16315), (6275, 10283), (7345, 8785)]