103328840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1721}}^1$

素因数の和:1830

約数の個数: 64

約数和(自身を含む): 247968000

約数和(自身を除く): 144639160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 1501, 1580, 1721, 3002, 3160, 3442, 6004, 6884, 7505, 8605, 12008, 13768, 15010, 17210, 30020, 32699, 34420, 60040, 65398, 68840, 130796, 135959, 163495, 261592, 271918, 326990, 543836, 653980, 679795, 1087672, 1307960, 1359590, 2583221, 2719180, 5166442, 5438360, 10332884, 12916105, 20665768, 25832210, 51664420, 103328840]

約数ペア:

[(1, 103328840), (2, 51664420), (4, 25832210), (5, 20665768), (8, 12916105), (10, 10332884), (19, 5438360), (20, 5166442), (38, 2719180), (40, 2583221), (76, 1359590), (79, 1307960), (95, 1087672), (152, 679795), (158, 653980), (190, 543836), (316, 326990), (380, 271918), (395, 261592), (632, 163495), (760, 135959), (790, 130796), (1501, 68840), (1580, 65398), (1721, 60040), (3002, 34420), (3160, 32699), (3442, 30020), (6004, 17210), (6884, 15010), (7505, 13768), (8605, 12008)]