55078300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 127960560

約数和(自身を除く): 72882260

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 179, 181, 340, 358, 362, 425, 716, 724, 850, 895, 905, 1700, 1790, 1810, 3043, 3077, 3580, 3620, 4475, 4525, 6086, 6154, 8950, 9050, 12172, 12308, 15215, 15385, 17900, 18100, 30430, 30770, 32399, 60860, 61540, 64798, 76075, 76925, 129596, 152150, 153850, 161995, 304300, 307700, 323990, 550783, 647980, 809975, 1101566, 1619950, 2203132, 2753915, 3239900, 5507830, 11015660, 13769575, 27539150, 55078300]

約数ペア:

[(1, 55078300), (2, 27539150), (4, 13769575), (5, 11015660), (10, 5507830), (17, 3239900), (20, 2753915), (25, 2203132), (34, 1619950), (50, 1101566), (68, 809975), (85, 647980), (100, 550783), (170, 323990), (179, 307700), (181, 304300), (340, 161995), (358, 153850), (362, 152150), (425, 129596), (716, 76925), (724, 76075), (850, 64798), (895, 61540), (905, 60860), (1700, 32399), (1790, 30770), (1810, 30430), (3043, 18100), (3077, 17900), (3580, 15385), (3620, 15215), (4475, 12308), (4525, 12172), (6086, 9050), (6154, 8950)]