42666650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1601}}^1$

素因数の和:1667

約数の個数: 48

約数和(自身を含む): 87603768

約数和(自身を除く): 44937118

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 205, 325, 410, 533, 650, 1025, 1066, 1601, 2050, 2665, 3202, 5330, 8005, 13325, 16010, 20813, 26650, 40025, 41626, 65641, 80050, 104065, 131282, 208130, 328205, 520325, 656410, 853333, 1040650, 1641025, 1706666, 3282050, 4266665, 8533330, 21333325, 42666650]

約数ペア:

[(1, 42666650), (2, 21333325), (5, 8533330), (10, 4266665), (13, 3282050), (25, 1706666), (26, 1641025), (41, 1040650), (50, 853333), (65, 656410), (82, 520325), (130, 328205), (205, 208130), (325, 131282), (410, 104065), (533, 80050), (650, 65641), (1025, 41626), (1066, 40025), (1601, 26650), (2050, 20813), (2665, 16010), (3202, 13325), (5330, 8005)]