2197017100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{19289}}^1$

素因数の和:19387

約数の個数: 72

約数和(自身を含む): 5123578320

約数和(自身を除く): 2926561220

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 67, 68, 85, 100, 134, 170, 268, 335, 340, 425, 670, 850, 1139, 1340, 1675, 1700, 2278, 3350, 4556, 5695, 6700, 11390, 19289, 22780, 28475, 38578, 56950, 77156, 96445, 113900, 192890, 327913, 385780, 482225, 655826, 964450, 1292363, 1311652, 1639565, 1928900, 2584726, 3279130, 5169452, 6461815, 6558260, 8197825, 12923630, 16395650, 21970171, 25847260, 32309075, 32791300, 43940342, 64618150, 87880684, 109850855, 129236300, 219701710, 439403420, 549254275, 1098508550, 2197017100]

約数ペア:

[(1, 2197017100), (2, 1098508550), (4, 549254275), (5, 439403420), (10, 219701710), (17, 129236300), (20, 109850855), (25, 87880684), (34, 64618150), (50, 43940342), (67, 32791300), (68, 32309075), (85, 25847260), (100, 21970171), (134, 16395650), (170, 12923630), (268, 8197825), (335, 6558260), (340, 6461815), (425, 5169452), (670, 3279130), (850, 2584726), (1139, 1928900), (1340, 1639565), (1675, 1311652), (1700, 1292363), (2278, 964450), (3350, 655826), (4556, 482225), (5695, 385780), (6700, 327913), (11390, 192890), (19289, 113900), (22780, 96445), (28475, 77156), (38578, 56950)]