81657876690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{385597}}^1$

素因数の和:385804

約数の個数: 96

約数和(自身を含む): 229905866736

約数和(自身を除く): 148247990046

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 181, 195, 234, 362, 390, 543, 585, 905, 1086, 1170, 1629, 1810, 2353, 2715, 3258, 4706, 5430, 7059, 8145, 11765, 14118, 16290, 21177, 23530, 35295, 42354, 70590, 105885, 211770, 385597, 771194, 1156791, 1927985, 2313582, 3470373, 3855970, 5012761, 5783955, 6940746, 10025522, 11567910, 15038283, 17351865, 25063805, 30076566, 34703730, 45114849, 50127610, 69793057, 75191415, 90229698, 139586114, 150382830, 209379171, 225574245, 348965285, 418758342, 451148490, 628137513, 697930570, 907309741, 1046895855, 1256275026, 1814619482, 2093791710, 2721929223, 3140687565, 4536548705, 5443858446, 6281375130, 8165787669, 9073097410, 13609646115, 16331575338, 27219292230, 40828938345, 81657876690]

約数ペア:

[(1, 81657876690), (2, 40828938345), (3, 27219292230), (5, 16331575338), (6, 13609646115), (9, 9073097410), (10, 8165787669), (13, 6281375130), (15, 5443858446), (18, 4536548705), (26, 3140687565), (30, 2721929223), (39, 2093791710), (45, 1814619482), (65, 1256275026), (78, 1046895855), (90, 907309741), (117, 697930570), (130, 628137513), (181, 451148490), (195, 418758342), (234, 348965285), (362, 225574245), (390, 209379171), (543, 150382830), (585, 139586114), (905, 90229698), (1086, 75191415), (1170, 69793057), (1629, 50127610), (1810, 45114849), (2353, 34703730), (2715, 30076566), (3258, 25063805), (4706, 17351865), (5430, 15038283), (7059, 11567910), (8145, 10025522), (11765, 6940746), (14118, 5783955), (16290, 5012761), (21177, 3855970), (23530, 3470373), (35295, 2313582), (42354, 1927985), (70590, 1156791), (105885, 771194), (211770, 385597)]