13121500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 34384896

約数和(自身を除く): 21263396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 125, 140, 161, 163, 175, 230, 250, 322, 326, 350, 460, 500, 575, 644, 652, 700, 805, 815, 875, 1141, 1150, 1610, 1630, 1750, 2282, 2300, 2875, 3220, 3260, 3500, 3749, 4025, 4075, 4564, 5705, 5750, 7498, 8050, 8150, 11410, 11500, 14996, 16100, 16300, 18745, 20125, 20375, 22820, 26243, 28525, 37490, 40250, 40750, 52486, 57050, 74980, 80500, 81500, 93725, 104972, 114100, 131215, 142625, 187450, 262430, 285250, 374900, 468625, 524860, 570500, 656075, 937250, 1312150, 1874500, 2624300, 3280375, 6560750, 13121500]

約数ペア:

[(1, 13121500), (2, 6560750), (4, 3280375), (5, 2624300), (7, 1874500), (10, 1312150), (14, 937250), (20, 656075), (23, 570500), (25, 524860), (28, 468625), (35, 374900), (46, 285250), (50, 262430), (70, 187450), (92, 142625), (100, 131215), (115, 114100), (125, 104972), (140, 93725), (161, 81500), (163, 80500), (175, 74980), (230, 57050), (250, 52486), (322, 40750), (326, 40250), (350, 37490), (460, 28525), (500, 26243), (575, 22820), (644, 20375), (652, 20125), (700, 18745), (805, 16300), (815, 16100), (875, 14996), (1141, 11500), (1150, 11410), (1610, 8150), (1630, 8050), (1750, 7498), (2282, 5750), (2300, 5705), (2875, 4564), (3220, 4075), (3260, 4025), (3500, 3749)]