27266980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 67737600

約数和(自身を除く): 40470620

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 31, 34, 52, 62, 65, 68, 85, 124, 130, 155, 170, 199, 221, 260, 310, 340, 398, 403, 442, 527, 620, 796, 806, 884, 995, 1054, 1105, 1612, 1990, 2015, 2108, 2210, 2587, 2635, 3383, 3980, 4030, 4420, 5174, 5270, 6169, 6766, 6851, 8060, 10348, 10540, 12338, 12935, 13532, 13702, 16915, 24676, 25870, 27404, 30845, 33830, 34255, 43979, 51740, 61690, 67660, 68510, 80197, 87958, 104873, 123380, 137020, 160394, 175916, 209746, 219895, 320788, 400985, 419492, 439790, 524365, 801970, 879580, 1048730, 1363349, 1603940, 2097460, 2726698, 5453396, 6816745, 13633490, 27266980]

約数ペア:

[(1, 27266980), (2, 13633490), (4, 6816745), (5, 5453396), (10, 2726698), (13, 2097460), (17, 1603940), (20, 1363349), (26, 1048730), (31, 879580), (34, 801970), (52, 524365), (62, 439790), (65, 419492), (68, 400985), (85, 320788), (124, 219895), (130, 209746), (155, 175916), (170, 160394), (199, 137020), (221, 123380), (260, 104873), (310, 87958), (340, 80197), (398, 68510), (403, 67660), (442, 61690), (527, 51740), (620, 43979), (796, 34255), (806, 33830), (884, 30845), (995, 27404), (1054, 25870), (1105, 24676), (1612, 16915), (1990, 13702), (2015, 13532), (2108, 12935), (2210, 12338), (2587, 10540), (2635, 10348), (3383, 8060), (3980, 6851), (4030, 6766), (4420, 6169), (5174, 5270)]