888931700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{6619}}^1$

素因数の和:6729

約数の個数: 72

約数和(自身を含む): 2068617600

約数和(自身を除く): 1179685900

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 79, 85, 100, 158, 170, 316, 340, 395, 425, 790, 850, 1343, 1580, 1700, 1975, 2686, 3950, 5372, 6619, 6715, 7900, 13238, 13430, 26476, 26860, 33095, 33575, 66190, 67150, 112523, 132380, 134300, 165475, 225046, 330950, 450092, 522901, 562615, 661900, 1045802, 1125230, 2091604, 2250460, 2614505, 2813075, 5229010, 5626150, 8889317, 10458020, 11252300, 13072525, 17778634, 26145050, 35557268, 44446585, 52290100, 88893170, 177786340, 222232925, 444465850, 888931700]

約数ペア:

[(1, 888931700), (2, 444465850), (4, 222232925), (5, 177786340), (10, 88893170), (17, 52290100), (20, 44446585), (25, 35557268), (34, 26145050), (50, 17778634), (68, 13072525), (79, 11252300), (85, 10458020), (100, 8889317), (158, 5626150), (170, 5229010), (316, 2813075), (340, 2614505), (395, 2250460), (425, 2091604), (790, 1125230), (850, 1045802), (1343, 661900), (1580, 562615), (1700, 522901), (1975, 450092), (2686, 330950), (3950, 225046), (5372, 165475), (6619, 134300), (6715, 132380), (7900, 112523), (13238, 67150), (13430, 66190), (26476, 33575), (26860, 33095)]