13750870

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 30528000

約数和(自身を除く): 16777130

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 211, 245, 266, 343, 422, 490, 665, 686, 931, 1055, 1330, 1477, 1715, 1862, 2110, 2954, 3430, 4009, 4655, 6517, 7385, 8018, 9310, 10339, 13034, 14770, 20045, 20678, 28063, 32585, 40090, 51695, 56126, 65170, 72373, 103390, 140315, 144746, 196441, 280630, 361865, 392882, 723730, 982205, 1375087, 1964410, 2750174, 6875435, 13750870]

約数ペア:

[(1, 13750870), (2, 6875435), (5, 2750174), (7, 1964410), (10, 1375087), (14, 982205), (19, 723730), (35, 392882), (38, 361865), (49, 280630), (70, 196441), (95, 144746), (98, 140315), (133, 103390), (190, 72373), (211, 65170), (245, 56126), (266, 51695), (343, 40090), (422, 32585), (490, 28063), (665, 20678), (686, 20045), (931, 14770), (1055, 13034), (1330, 10339), (1477, 9310), (1715, 8018), (1862, 7385), (2110, 6517), (2954, 4655), (3430, 4009)]