74528840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1367}}^1$

素因数の和:1454

約数の個数: 64

約数和(自身を含む): 177292800

約数和(自身を除く): 102763960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 94, 116, 145, 188, 232, 235, 290, 376, 470, 580, 940, 1160, 1363, 1367, 1880, 2726, 2734, 5452, 5468, 6815, 6835, 10904, 10936, 13630, 13670, 27260, 27340, 39643, 54520, 54680, 64249, 79286, 128498, 158572, 198215, 256996, 317144, 321245, 396430, 513992, 642490, 792860, 1284980, 1585720, 1863221, 2569960, 3726442, 7452884, 9316105, 14905768, 18632210, 37264420, 74528840]

約数ペア:

[(1, 74528840), (2, 37264420), (4, 18632210), (5, 14905768), (8, 9316105), (10, 7452884), (20, 3726442), (29, 2569960), (40, 1863221), (47, 1585720), (58, 1284980), (94, 792860), (116, 642490), (145, 513992), (188, 396430), (232, 321245), (235, 317144), (290, 256996), (376, 198215), (470, 158572), (580, 128498), (940, 79286), (1160, 64249), (1363, 54680), (1367, 54520), (1880, 39643), (2726, 27340), (2734, 27260), (5452, 13670), (5468, 13630), (6815, 10936), (6835, 10904)]