53001325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 76776336

約数和(自身を除く): 23775011

約数列:

[1, 5, 13, 17, 25, 53, 65, 85, 181, 221, 265, 325, 425, 689, 901, 905, 1105, 1325, 2353, 3077, 3445, 4505, 4525, 5525, 9593, 11713, 11765, 15385, 17225, 22525, 40001, 47965, 58565, 58825, 76925, 124709, 163081, 200005, 239825, 292825, 623545, 815405, 1000025, 2120053, 3117725, 4077025, 10600265, 53001325]

約数ペア:

[(1, 53001325), (5, 10600265), (13, 4077025), (17, 3117725), (25, 2120053), (53, 1000025), (65, 815405), (85, 623545), (181, 292825), (221, 239825), (265, 200005), (325, 163081), (425, 124709), (689, 76925), (901, 58825), (905, 58565), (1105, 47965), (1325, 40001), (2353, 22525), (3077, 17225), (3445, 15385), (4505, 11765), (4525, 11713), (5525, 9593)]