5250050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 10827432

約数和(自身を除く): 5577382

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 197, 205, 325, 394, 410, 533, 650, 985, 1025, 1066, 1970, 2050, 2561, 2665, 4925, 5122, 5330, 8077, 9850, 12805, 13325, 16154, 25610, 26650, 40385, 64025, 80770, 105001, 128050, 201925, 210002, 403850, 525005, 1050010, 2625025, 5250050]

約数ペア:

[(1, 5250050), (2, 2625025), (5, 1050010), (10, 525005), (13, 403850), (25, 210002), (26, 201925), (41, 128050), (50, 105001), (65, 80770), (82, 64025), (130, 40385), (197, 26650), (205, 25610), (325, 16154), (394, 13325), (410, 12805), (533, 9850), (650, 8077), (985, 5330), (1025, 5122), (1066, 4925), (1970, 2665), (2050, 2561)]