109928500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 278853120

約数和(自身を除く): 168924620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 79, 92, 100, 110, 115, 121, 125, 158, 220, 230, 242, 250, 253, 275, 316, 395, 460, 484, 500, 506, 550, 575, 605, 790, 869, 1012, 1100, 1150, 1210, 1265, 1375, 1580, 1738, 1817, 1975, 2300, 2420, 2530, 2750, 2783, 2875, 3025, 3476, 3634, 3950, 4345, 5060, 5500, 5566, 5750, 6050, 6325, 7268, 7900, 8690, 9085, 9559, 9875, 11132, 11500, 12100, 12650, 13915, 15125, 17380, 18170, 19118, 19750, 19987, 21725, 25300, 27830, 30250, 31625, 36340, 38236, 39500, 39974, 43450, 45425, 47795, 55660, 60500, 63250, 69575, 79948, 86900, 90850, 95590, 99935, 108625, 126500, 139150, 181700, 191180, 199870, 217250, 219857, 227125, 238975, 278300, 347875, 399740, 434500, 439714, 454250, 477950, 499675, 695750, 879428, 908500, 955900, 999350, 1099285, 1194875, 1391500, 1998700, 2198570, 2389750, 2498375, 4397140, 4779500, 4996750, 5496425, 9993500, 10992850, 21985700, 27482125, 54964250, 109928500]

約数ペア:

[(1, 109928500), (2, 54964250), (4, 27482125), (5, 21985700), (10, 10992850), (11, 9993500), (20, 5496425), (22, 4996750), (23, 4779500), (25, 4397140), (44, 2498375), (46, 2389750), (50, 2198570), (55, 1998700), (79, 1391500), (92, 1194875), (100, 1099285), (110, 999350), (115, 955900), (121, 908500), (125, 879428), (158, 695750), (220, 499675), (230, 477950), (242, 454250), (250, 439714), (253, 434500), (275, 399740), (316, 347875), (395, 278300), (460, 238975), (484, 227125), (500, 219857), (506, 217250), (550, 199870), (575, 191180), (605, 181700), (790, 139150), (869, 126500), (1012, 108625), (1100, 99935), (1150, 95590), (1210, 90850), (1265, 86900), (1375, 79948), (1580, 69575), (1738, 63250), (1817, 60500), (1975, 55660), (2300, 47795), (2420, 45425), (2530, 43450), (2750, 39974), (2783, 39500), (2875, 38236), (3025, 36340), (3476, 31625), (3634, 30250), (3950, 27830), (4345, 25300), (5060, 21725), (5500, 19987), (5566, 19750), (5750, 19118), (6050, 18170), (6325, 17380), (7268, 15125), (7900, 13915), (8690, 12650), (9085, 12100), (9559, 11500), (9875, 11132)]