165389680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2053}}^1$

素因数の和:2138

約数の個数: 80

約数和(自身を含む): 412607520

約数和(自身を除く): 247217840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 53, 76, 80, 95, 106, 152, 190, 212, 265, 304, 380, 424, 530, 760, 848, 1007, 1060, 1520, 2014, 2053, 2120, 4028, 4106, 4240, 5035, 8056, 8212, 10070, 10265, 16112, 16424, 20140, 20530, 32848, 39007, 40280, 41060, 78014, 80560, 82120, 108809, 156028, 164240, 195035, 217618, 312056, 390070, 435236, 544045, 624112, 780140, 870472, 1088090, 1560280, 1740944, 2067371, 2176180, 3120560, 4134742, 4352360, 8269484, 8704720, 10336855, 16538968, 20673710, 33077936, 41347420, 82694840, 165389680]

約数ペア:

[(1, 165389680), (2, 82694840), (4, 41347420), (5, 33077936), (8, 20673710), (10, 16538968), (16, 10336855), (19, 8704720), (20, 8269484), (38, 4352360), (40, 4134742), (53, 3120560), (76, 2176180), (80, 2067371), (95, 1740944), (106, 1560280), (152, 1088090), (190, 870472), (212, 780140), (265, 624112), (304, 544045), (380, 435236), (424, 390070), (530, 312056), (760, 217618), (848, 195035), (1007, 164240), (1060, 156028), (1520, 108809), (2014, 82120), (2053, 80560), (2120, 78014), (4028, 41060), (4106, 40280), (4240, 39007), (5035, 32848), (8056, 20530), (8212, 20140), (10070, 16424), (10265, 16112)]