27646420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 65995776

約数和(自身を除く): 38349356

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 43, 61, 62, 68, 85, 86, 122, 124, 155, 170, 172, 215, 244, 305, 310, 340, 430, 527, 610, 620, 731, 860, 1037, 1054, 1220, 1333, 1462, 1891, 2074, 2108, 2623, 2635, 2666, 2924, 3655, 3782, 4148, 5185, 5246, 5270, 5332, 6665, 7310, 7564, 9455, 10370, 10492, 10540, 13115, 13330, 14620, 18910, 20740, 22661, 26230, 26660, 32147, 37820, 44591, 45322, 52460, 64294, 81313, 89182, 90644, 113305, 128588, 160735, 162626, 178364, 222955, 226610, 321470, 325252, 406565, 445910, 453220, 642940, 813130, 891820, 1382321, 1626260, 2764642, 5529284, 6911605, 13823210, 27646420]

約数ペア:

[(1, 27646420), (2, 13823210), (4, 6911605), (5, 5529284), (10, 2764642), (17, 1626260), (20, 1382321), (31, 891820), (34, 813130), (43, 642940), (61, 453220), (62, 445910), (68, 406565), (85, 325252), (86, 321470), (122, 226610), (124, 222955), (155, 178364), (170, 162626), (172, 160735), (215, 128588), (244, 113305), (305, 90644), (310, 89182), (340, 81313), (430, 64294), (527, 52460), (610, 45322), (620, 44591), (731, 37820), (860, 32147), (1037, 26660), (1054, 26230), (1220, 22661), (1333, 20740), (1462, 18910), (1891, 14620), (2074, 13330), (2108, 13115), (2623, 10540), (2635, 10492), (2666, 10370), (2924, 9455), (3655, 7564), (3782, 7310), (4148, 6665), (5185, 5332), (5246, 5270)]