151380625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 40

約数和(自身を含む): 209407968

約数和(自身を除く): 58027343

約数列:

[1, 5, 11, 25, 55, 97, 125, 227, 275, 485, 625, 1067, 1135, 1375, 2425, 2497, 5335, 5675, 6875, 12125, 12485, 22019, 26675, 28375, 60625, 62425, 110095, 133375, 141875, 242209, 312125, 550475, 666875, 1211045, 1560625, 2752375, 6055225, 13761875, 30276125, 151380625]

約数ペア:

[(1, 151380625), (5, 30276125), (11, 13761875), (25, 6055225), (55, 2752375), (97, 1560625), (125, 1211045), (227, 666875), (275, 550475), (485, 312125), (625, 242209), (1067, 141875), (1135, 133375), (1375, 110095), (2425, 62425), (2497, 60625), (5335, 28375), (5675, 26675), (6875, 22019), (12125, 12485)]