15719900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1359

約数の個数: 72

約数和(自身を含む): 41309856

約数和(自身を除く): 25589956

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1190, 1321, 1700, 2380, 2642, 2975, 5284, 5950, 6605, 9247, 11900, 13210, 18494, 22457, 26420, 33025, 36988, 44914, 46235, 66050, 89828, 92470, 112285, 132100, 157199, 184940, 224570, 231175, 314398, 449140, 462350, 561425, 628796, 785995, 924700, 1122850, 1571990, 2245700, 3143980, 3929975, 7859950, 15719900]

約数ペア:

[(1, 15719900), (2, 7859950), (4, 3929975), (5, 3143980), (7, 2245700), (10, 1571990), (14, 1122850), (17, 924700), (20, 785995), (25, 628796), (28, 561425), (34, 462350), (35, 449140), (50, 314398), (68, 231175), (70, 224570), (85, 184940), (100, 157199), (119, 132100), (140, 112285), (170, 92470), (175, 89828), (238, 66050), (340, 46235), (350, 44914), (425, 36988), (476, 33025), (595, 26420), (700, 22457), (850, 18494), (1190, 13210), (1321, 11900), (1700, 9247), (2380, 6605), (2642, 5950), (2975, 5284)]