199148960

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40151}}^1$

素因数の和:40197

約数の個数: 48

約数和(自身を含む): 485678592

約数和(自身を除く): 286529632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 40151, 80302, 160604, 200755, 321208, 401510, 642416, 803020, 1244681, 1284832, 1606040, 2489362, 3212080, 4978724, 6223405, 6424160, 9957448, 12446810, 19914896, 24893620, 39829792, 49787240, 99574480, 199148960]

約数ペア:

[(1, 199148960), (2, 99574480), (4, 49787240), (5, 39829792), (8, 24893620), (10, 19914896), (16, 12446810), (20, 9957448), (31, 6424160), (32, 6223405), (40, 4978724), (62, 3212080), (80, 2489362), (124, 1606040), (155, 1284832), (160, 1244681), (248, 803020), (310, 642416), (496, 401510), (620, 321208), (992, 200755), (1240, 160604), (2480, 80302), (4960, 40151)]