201828575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 280565376

約数和(自身を除く): 78736801

約数列:

[1, 5, 13, 25, 47, 65, 73, 181, 235, 325, 365, 611, 905, 949, 1175, 1825, 2353, 3055, 3431, 4525, 4745, 8507, 11765, 13213, 15275, 17155, 23725, 42535, 44603, 58825, 66065, 85775, 110591, 171769, 212675, 223015, 330325, 552955, 621011, 858845, 1115075, 2764775, 3105055, 4294225, 8073143, 15525275, 40365715, 201828575]

約数ペア:

[(1, 201828575), (5, 40365715), (13, 15525275), (25, 8073143), (47, 4294225), (65, 3105055), (73, 2764775), (181, 1115075), (235, 858845), (325, 621011), (365, 552955), (611, 330325), (905, 223015), (949, 212675), (1175, 171769), (1825, 110591), (2353, 85775), (3055, 66065), (3431, 58825), (4525, 44603), (4745, 42535), (8507, 23725), (11765, 17155), (13213, 15275)]