27168100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 63190400

約数和(自身を除く): 36022300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 79, 95, 100, 158, 181, 190, 316, 362, 380, 395, 475, 724, 790, 905, 950, 1501, 1580, 1810, 1900, 1975, 3002, 3439, 3620, 3950, 4525, 6004, 6878, 7505, 7900, 9050, 13756, 14299, 15010, 17195, 18100, 28598, 30020, 34390, 37525, 57196, 68780, 71495, 75050, 85975, 142990, 150100, 171950, 271681, 285980, 343900, 357475, 543362, 714950, 1086724, 1358405, 1429900, 2716810, 5433620, 6792025, 13584050, 27168100]

約数ペア:

[(1, 27168100), (2, 13584050), (4, 6792025), (5, 5433620), (10, 2716810), (19, 1429900), (20, 1358405), (25, 1086724), (38, 714950), (50, 543362), (76, 357475), (79, 343900), (95, 285980), (100, 271681), (158, 171950), (181, 150100), (190, 142990), (316, 85975), (362, 75050), (380, 71495), (395, 68780), (475, 57196), (724, 37525), (790, 34390), (905, 30020), (950, 28598), (1501, 18100), (1580, 17195), (1810, 15010), (1900, 14299), (1975, 13756), (3002, 9050), (3439, 7900), (3620, 7505), (3950, 6878), (4525, 6004)]