20139959775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{14723}}^1$

素因数の和:14833

約数の個数: 96

約数和(自身を含む): 38034565632

約数和(自身を除く): 17894605857

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 61, 65, 69, 75, 115, 183, 195, 299, 305, 325, 345, 575, 793, 897, 915, 975, 1403, 1495, 1525, 1725, 2379, 3965, 4209, 4485, 4575, 7015, 7475, 11895, 14723, 18239, 19825, 21045, 22425, 35075, 44169, 54717, 59475, 73615, 91195, 105225, 191399, 220845, 273585, 338629, 368075, 455975, 574197, 898103, 956995, 1015887, 1104225, 1367925, 1693145, 2694309, 2870985, 4402177, 4490515, 4784975, 5079435, 8465725, 11675339, 13206531, 13471545, 14354925, 20656369, 22010885, 22452575, 25397175, 35026017, 58376695, 61969107, 66032655, 67357725, 103281845, 110054425, 175130085, 268532797, 291883475, 309845535, 330163275, 516409225, 805598391, 875650425, 1342663985, 1549227675, 4027991955, 6713319925, 20139959775]

約数ペア:

[(1, 20139959775), (3, 6713319925), (5, 4027991955), (13, 1549227675), (15, 1342663985), (23, 875650425), (25, 805598391), (39, 516409225), (61, 330163275), (65, 309845535), (69, 291883475), (75, 268532797), (115, 175130085), (183, 110054425), (195, 103281845), (299, 67357725), (305, 66032655), (325, 61969107), (345, 58376695), (575, 35026017), (793, 25397175), (897, 22452575), (915, 22010885), (975, 20656369), (1403, 14354925), (1495, 13471545), (1525, 13206531), (1725, 11675339), (2379, 8465725), (3965, 5079435), (4209, 4784975), (4485, 4490515), (4575, 4402177), (7015, 2870985), (7475, 2694309), (11895, 1693145), (14723, 1367925), (18239, 1104225), (19825, 1015887), (21045, 956995), (22425, 898103), (35075, 574197), (44169, 455975), (54717, 368075), (59475, 338629), (73615, 273585), (91195, 220845), (105225, 191399)]