87616540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:523

約数の個数: 96

約数和(自身を含む): 214824960

約数和(自身を除く): 127208420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 31, 44, 55, 58, 62, 110, 116, 124, 145, 155, 220, 290, 310, 319, 341, 443, 580, 620, 638, 682, 886, 899, 1276, 1364, 1595, 1705, 1772, 1798, 2215, 3190, 3410, 3596, 4430, 4495, 4873, 6380, 6820, 8860, 8990, 9746, 9889, 12847, 13733, 17980, 19492, 19778, 24365, 25694, 27466, 39556, 48730, 49445, 51388, 54932, 64235, 68665, 97460, 98890, 128470, 137330, 141317, 151063, 197780, 256940, 274660, 282634, 302126, 398257, 565268, 604252, 706585, 755315, 796514, 1413170, 1510630, 1593028, 1991285, 2826340, 3021260, 3982570, 4380827, 7965140, 8761654, 17523308, 21904135, 43808270, 87616540]

約数ペア:

[(1, 87616540), (2, 43808270), (4, 21904135), (5, 17523308), (10, 8761654), (11, 7965140), (20, 4380827), (22, 3982570), (29, 3021260), (31, 2826340), (44, 1991285), (55, 1593028), (58, 1510630), (62, 1413170), (110, 796514), (116, 755315), (124, 706585), (145, 604252), (155, 565268), (220, 398257), (290, 302126), (310, 282634), (319, 274660), (341, 256940), (443, 197780), (580, 151063), (620, 141317), (638, 137330), (682, 128470), (886, 98890), (899, 97460), (1276, 68665), (1364, 64235), (1595, 54932), (1705, 51388), (1772, 49445), (1798, 48730), (2215, 39556), (3190, 27466), (3410, 25694), (3596, 24365), (4430, 19778), (4495, 19492), (4873, 17980), (6380, 13733), (6820, 12847), (8860, 9889), (8990, 9746)]