100779280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:621

約数の個数: 120

約数和(自身を含む): 278875008

約数和(自身を除く): 178095728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 188, 196, 235, 245, 280, 329, 376, 392, 470, 490, 547, 560, 658, 752, 784, 940, 980, 1094, 1316, 1645, 1880, 1960, 2188, 2303, 2632, 2735, 3290, 3760, 3829, 3920, 4376, 4606, 5264, 5470, 6580, 7658, 8752, 9212, 10940, 11515, 13160, 15316, 18424, 19145, 21880, 23030, 25709, 26320, 26803, 30632, 36848, 38290, 43760, 46060, 51418, 53606, 61264, 76580, 92120, 102836, 107212, 128545, 134015, 153160, 179963, 184240, 205672, 214424, 257090, 268030, 306320, 359926, 411344, 428848, 514180, 536060, 719852, 899815, 1028360, 1072120, 1259741, 1439704, 1799630, 2056720, 2144240, 2519482, 2879408, 3599260, 5038964, 6298705, 7198520, 10077928, 12597410, 14397040, 20155856, 25194820, 50389640, 100779280]

約数ペア:

[(1, 100779280), (2, 50389640), (4, 25194820), (5, 20155856), (7, 14397040), (8, 12597410), (10, 10077928), (14, 7198520), (16, 6298705), (20, 5038964), (28, 3599260), (35, 2879408), (40, 2519482), (47, 2144240), (49, 2056720), (56, 1799630), (70, 1439704), (80, 1259741), (94, 1072120), (98, 1028360), (112, 899815), (140, 719852), (188, 536060), (196, 514180), (235, 428848), (245, 411344), (280, 359926), (329, 306320), (376, 268030), (392, 257090), (470, 214424), (490, 205672), (547, 184240), (560, 179963), (658, 153160), (752, 134015), (784, 128545), (940, 107212), (980, 102836), (1094, 92120), (1316, 76580), (1645, 61264), (1880, 53606), (1960, 51418), (2188, 46060), (2303, 43760), (2632, 38290), (2735, 36848), (3290, 30632), (3760, 26803), (3829, 26320), (3920, 25709), (4376, 23030), (4606, 21880), (5264, 19145), (5470, 18424), (6580, 15316), (7658, 13160), (8752, 11515), (9212, 10940)]