123121300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 281232000

約数和(自身を除く): 158110700

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 199, 230, 269, 398, 460, 538, 575, 796, 995, 1076, 1150, 1345, 1990, 2300, 2690, 3980, 4577, 4975, 5380, 6187, 6725, 9154, 9950, 12374, 13450, 18308, 19900, 22885, 24748, 26900, 30935, 45770, 53531, 61870, 91540, 107062, 114425, 123740, 154675, 214124, 228850, 267655, 309350, 457700, 535310, 618700, 1070620, 1231213, 1338275, 2462426, 2676550, 4924852, 5353100, 6156065, 12312130, 24624260, 30780325, 61560650, 123121300]

約数ペア:

[(1, 123121300), (2, 61560650), (4, 30780325), (5, 24624260), (10, 12312130), (20, 6156065), (23, 5353100), (25, 4924852), (46, 2676550), (50, 2462426), (92, 1338275), (100, 1231213), (115, 1070620), (199, 618700), (230, 535310), (269, 457700), (398, 309350), (460, 267655), (538, 228850), (575, 214124), (796, 154675), (995, 123740), (1076, 114425), (1150, 107062), (1345, 91540), (1990, 61870), (2300, 53531), (2690, 45770), (3980, 30935), (4577, 26900), (4975, 24748), (5380, 22885), (6187, 19900), (6725, 18308), (9154, 13450), (9950, 12374)]