31439800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1361

約数の個数: 96

約数和(自身を含む): 88521120

約数和(自身を除く): 57081320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 136, 140, 170, 175, 200, 238, 280, 340, 350, 425, 476, 595, 680, 700, 850, 952, 1190, 1321, 1400, 1700, 2380, 2642, 2975, 3400, 4760, 5284, 5950, 6605, 9247, 10568, 11900, 13210, 18494, 22457, 23800, 26420, 33025, 36988, 44914, 46235, 52840, 66050, 73976, 89828, 92470, 112285, 132100, 157199, 179656, 184940, 224570, 231175, 264200, 314398, 369880, 449140, 462350, 561425, 628796, 785995, 898280, 924700, 1122850, 1257592, 1571990, 1849400, 2245700, 3143980, 3929975, 4491400, 6287960, 7859950, 15719900, 31439800]

約数ペア:

[(1, 31439800), (2, 15719900), (4, 7859950), (5, 6287960), (7, 4491400), (8, 3929975), (10, 3143980), (14, 2245700), (17, 1849400), (20, 1571990), (25, 1257592), (28, 1122850), (34, 924700), (35, 898280), (40, 785995), (50, 628796), (56, 561425), (68, 462350), (70, 449140), (85, 369880), (100, 314398), (119, 264200), (136, 231175), (140, 224570), (170, 184940), (175, 179656), (200, 157199), (238, 132100), (280, 112285), (340, 92470), (350, 89828), (425, 73976), (476, 66050), (595, 52840), (680, 46235), (700, 44914), (850, 36988), (952, 33025), (1190, 26420), (1321, 23800), (1400, 22457), (1700, 18494), (2380, 13210), (2642, 11900), (2975, 10568), (3400, 9247), (4760, 6605), (5284, 5950)]