72970625

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1283}}^1$

素因数の和:1323

約数の個数: 40

約数和(自身を含む): 112314048

約数和(自身を除く): 39343423

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 175, 325, 455, 625, 875, 1283, 1625, 2275, 4375, 6415, 8125, 8981, 11375, 16679, 32075, 44905, 56875, 83395, 116753, 160375, 224525, 416975, 583765, 801875, 1122625, 2084875, 2918825, 5613125, 10424375, 14594125, 72970625]

約数ペア:

[(1, 72970625), (5, 14594125), (7, 10424375), (13, 5613125), (25, 2918825), (35, 2084875), (65, 1122625), (91, 801875), (125, 583765), (175, 416975), (325, 224525), (455, 160375), (625, 116753), (875, 83395), (1283, 56875), (1625, 44905), (2275, 32075), (4375, 16679), (6415, 11375), (8125, 8981)]