286815100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 755951616

約数和(自身を除く): 469136516

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 31, 44, 50, 52, 55, 62, 65, 100, 110, 124, 130, 143, 155, 220, 260, 275, 286, 310, 325, 341, 403, 550, 572, 620, 647, 650, 682, 715, 775, 806, 1100, 1294, 1300, 1364, 1430, 1550, 1612, 1705, 2015, 2588, 2860, 3100, 3235, 3410, 3575, 4030, 4433, 6470, 6820, 7117, 7150, 8060, 8411, 8525, 8866, 10075, 12940, 14234, 14300, 16175, 16822, 17050, 17732, 20057, 20150, 22165, 28468, 32350, 33644, 34100, 35585, 40114, 40300, 42055, 44330, 64700, 71170, 80228, 84110, 88660, 92521, 100285, 110825, 142340, 168220, 177925, 185042, 200570, 210275, 220627, 221650, 260741, 355850, 370084, 401140, 420550, 441254, 443300, 462605, 501425, 521482, 711700, 841100, 882508, 925210, 1002850, 1042964, 1103135, 1303705, 1850420, 2005700, 2206270, 2313025, 2607410, 2868151, 4412540, 4626050, 5214820, 5515675, 5736302, 6518525, 9252100, 11031350, 11472604, 13037050, 14340755, 22062700, 26074100, 28681510, 57363020, 71703775, 143407550, 286815100]

約数ペア:

[(1, 286815100), (2, 143407550), (4, 71703775), (5, 57363020), (10, 28681510), (11, 26074100), (13, 22062700), (20, 14340755), (22, 13037050), (25, 11472604), (26, 11031350), (31, 9252100), (44, 6518525), (50, 5736302), (52, 5515675), (55, 5214820), (62, 4626050), (65, 4412540), (100, 2868151), (110, 2607410), (124, 2313025), (130, 2206270), (143, 2005700), (155, 1850420), (220, 1303705), (260, 1103135), (275, 1042964), (286, 1002850), (310, 925210), (325, 882508), (341, 841100), (403, 711700), (550, 521482), (572, 501425), (620, 462605), (647, 443300), (650, 441254), (682, 420550), (715, 401140), (775, 370084), (806, 355850), (1100, 260741), (1294, 221650), (1300, 220627), (1364, 210275), (1430, 200570), (1550, 185042), (1612, 177925), (1705, 168220), (2015, 142340), (2588, 110825), (2860, 100285), (3100, 92521), (3235, 88660), (3410, 84110), (3575, 80228), (4030, 71170), (4433, 64700), (6470, 44330), (6820, 42055), (7117, 40300), (7150, 40114), (8060, 35585), (8411, 34100), (8525, 33644), (8866, 32350), (10075, 28468), (12940, 22165), (14234, 20150), (14300, 20057), (16175, 17732), (16822, 17050)]