205658050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7717}}^1$

素因数の和:7783

約数の個数: 48

約数和(自身を含む): 422051112

約数和(自身を除く): 216393062

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 205, 325, 410, 533, 650, 1025, 1066, 2050, 2665, 5330, 7717, 13325, 15434, 26650, 38585, 77170, 100321, 192925, 200642, 316397, 385850, 501605, 632794, 1003210, 1581985, 2508025, 3163970, 4113161, 5016050, 7909925, 8226322, 15819850, 20565805, 41131610, 102829025, 205658050]

約数ペア:

[(1, 205658050), (2, 102829025), (5, 41131610), (10, 20565805), (13, 15819850), (25, 8226322), (26, 7909925), (41, 5016050), (50, 4113161), (65, 3163970), (82, 2508025), (130, 1581985), (205, 1003210), (325, 632794), (410, 501605), (533, 385850), (650, 316397), (1025, 200642), (1066, 192925), (2050, 100321), (2665, 77170), (5330, 38585), (7717, 26650), (13325, 15434)]