66110100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{31481}}^1$

素因数の和:31505

約数の個数: 72

約数和(自身を含む): 218611008

約数和(自身を除く): 152500908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 31481, 62962, 94443, 125924, 157405, 188886, 220367, 314810, 377772, 440734, 472215, 629620, 661101, 787025, 881468, 944430, 1101835, 1322202, 1574050, 1888860, 2203670, 2361075, 2644404, 3148100, 3305505, 4407340, 4722150, 5509175, 6611010, 9444300, 11018350, 13222020, 16527525, 22036700, 33055050, 66110100]

約数ペア:

[(1, 66110100), (2, 33055050), (3, 22036700), (4, 16527525), (5, 13222020), (6, 11018350), (7, 9444300), (10, 6611010), (12, 5509175), (14, 4722150), (15, 4407340), (20, 3305505), (21, 3148100), (25, 2644404), (28, 2361075), (30, 2203670), (35, 1888860), (42, 1574050), (50, 1322202), (60, 1101835), (70, 944430), (75, 881468), (84, 787025), (100, 661101), (105, 629620), (140, 472215), (150, 440734), (175, 377772), (210, 314810), (300, 220367), (350, 188886), (420, 157405), (525, 125924), (700, 94443), (1050, 62962), (2100, 31481)]