38037500

素因数分解:

$2^2\times 5^5\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 88588080

約数和(自身を除く): 50550580

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 179, 250, 340, 358, 425, 500, 625, 716, 850, 895, 1250, 1700, 1790, 2125, 2500, 3043, 3125, 3580, 4250, 4475, 6086, 6250, 8500, 8950, 10625, 12172, 12500, 15215, 17900, 21250, 22375, 30430, 42500, 44750, 53125, 60860, 76075, 89500, 106250, 111875, 152150, 212500, 223750, 304300, 380375, 447500, 559375, 760750, 1118750, 1521500, 1901875, 2237500, 3803750, 7607500, 9509375, 19018750, 38037500]

約数ペア:

[(1, 38037500), (2, 19018750), (4, 9509375), (5, 7607500), (10, 3803750), (17, 2237500), (20, 1901875), (25, 1521500), (34, 1118750), (50, 760750), (68, 559375), (85, 447500), (100, 380375), (125, 304300), (170, 223750), (179, 212500), (250, 152150), (340, 111875), (358, 106250), (425, 89500), (500, 76075), (625, 60860), (716, 53125), (850, 44750), (895, 42500), (1250, 30430), (1700, 22375), (1790, 21250), (2125, 17900), (2500, 15215), (3043, 12500), (3125, 12172), (3580, 10625), (4250, 8950), (4475, 8500), (6086, 6250)]