28566800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4201}}^1$

素因数の和:4236

約数の個数: 60

約数和(自身を含む): 72686196

約数和(自身を除く): 44119396

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 4201, 6800, 8402, 16804, 21005, 33608, 42010, 67216, 71417, 84020, 105025, 142834, 168040, 210050, 285668, 336080, 357085, 420100, 571336, 714170, 840200, 1142672, 1428340, 1680400, 1785425, 2856680, 3570850, 5713360, 7141700, 14283400, 28566800]

約数ペア:

[(1, 28566800), (2, 14283400), (4, 7141700), (5, 5713360), (8, 3570850), (10, 2856680), (16, 1785425), (17, 1680400), (20, 1428340), (25, 1142672), (34, 840200), (40, 714170), (50, 571336), (68, 420100), (80, 357085), (85, 336080), (100, 285668), (136, 210050), (170, 168040), (200, 142834), (272, 105025), (340, 84020), (400, 71417), (425, 67216), (680, 42010), (850, 33608), (1360, 21005), (1700, 16804), (3400, 8402), (4201, 6800)]