77535428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 148176000

約数和(自身を除く): 70640572

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 149, 164, 167, 298, 334, 596, 668, 779, 1558, 2831, 3116, 3173, 5662, 6109, 6346, 6847, 11324, 12218, 12692, 13694, 24436, 24883, 27388, 49766, 99532, 116071, 130093, 232142, 260186, 464284, 472777, 520372, 945554, 1020203, 1891108, 2040406, 4080812, 19383857, 38767714, 77535428]

約数ペア:

[(1, 77535428), (2, 38767714), (4, 19383857), (19, 4080812), (38, 2040406), (41, 1891108), (76, 1020203), (82, 945554), (149, 520372), (164, 472777), (167, 464284), (298, 260186), (334, 232142), (596, 130093), (668, 116071), (779, 99532), (1558, 49766), (2831, 27388), (3116, 24883), (3173, 24436), (5662, 13694), (6109, 12692), (6346, 12218), (6847, 11324)]