172067800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{45281}}^1$

素因数の和:45316

約数の個数: 48

約数和(自身を含む): 421122600

約数和(自身を除く): 249054800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 45281, 90562, 181124, 226405, 362248, 452810, 860339, 905620, 1132025, 1720678, 1811240, 2264050, 3441356, 4301695, 4528100, 6882712, 8603390, 9056200, 17206780, 21508475, 34413560, 43016950, 86033900, 172067800]

約数ペア:

[(1, 172067800), (2, 86033900), (4, 43016950), (5, 34413560), (8, 21508475), (10, 17206780), (19, 9056200), (20, 8603390), (25, 6882712), (38, 4528100), (40, 4301695), (50, 3441356), (76, 2264050), (95, 1811240), (100, 1720678), (152, 1132025), (190, 905620), (200, 860339), (380, 452810), (475, 362248), (760, 226405), (950, 181124), (1900, 90562), (3800, 45281)]