27996847580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{113467}}^1$

素因数の和:113575

約数の個数: 72

約数和(自身を含む): 64536513552

約数和(自身を除く): 36539665972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 169, 260, 292, 338, 365, 676, 730, 845, 949, 1460, 1690, 1898, 3380, 3796, 4745, 9490, 12337, 18980, 24674, 49348, 61685, 113467, 123370, 226934, 246740, 453868, 567335, 1134670, 1475071, 2269340, 2950142, 5900284, 7375355, 8283091, 14750710, 16566182, 19175923, 29501420, 33132364, 38351846, 41415455, 76703692, 82830910, 95879615, 107680183, 165661820, 191759230, 215360366, 383518460, 430720732, 538400915, 1076801830, 1399842379, 2153603660, 2799684758, 5599369516, 6999211895, 13998423790, 27996847580]

約数ペア:

[(1, 27996847580), (2, 13998423790), (4, 6999211895), (5, 5599369516), (10, 2799684758), (13, 2153603660), (20, 1399842379), (26, 1076801830), (52, 538400915), (65, 430720732), (73, 383518460), (130, 215360366), (146, 191759230), (169, 165661820), (260, 107680183), (292, 95879615), (338, 82830910), (365, 76703692), (676, 41415455), (730, 38351846), (845, 33132364), (949, 29501420), (1460, 19175923), (1690, 16566182), (1898, 14750710), (3380, 8283091), (3796, 7375355), (4745, 5900284), (9490, 2950142), (12337, 2269340), (18980, 1475071), (24674, 1134670), (49348, 567335), (61685, 453868), (113467, 246740), (123370, 226934)]