12791805125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:340

約数の個数: 128

約数和(自身を含む): 19322634240

約数和(自身を除く): 6530829115

約数列:

[1, 5, 11, 17, 25, 31, 55, 85, 125, 127, 139, 155, 187, 275, 341, 425, 527, 635, 695, 775, 935, 1375, 1397, 1529, 1705, 2125, 2159, 2363, 2635, 3175, 3475, 3875, 3937, 4309, 4675, 5797, 6985, 7645, 8525, 10795, 11815, 13175, 15875, 17375, 17653, 19685, 21545, 23375, 23749, 25993, 28985, 34925, 38225, 42625, 43307, 47399, 53975, 59075, 65875, 66929, 73253, 88265, 98425, 107725, 118745, 129965, 144925, 174625, 191125, 194183, 216535, 236995, 269875, 295375, 300101, 334645, 366265, 441325, 492125, 538625, 547243, 593725, 649825, 724625, 736219, 805783, 970915, 1082675, 1184975, 1500505, 1673225, 1831325, 2206625, 2736215, 2968625, 3249125, 3301111, 3681095, 4028915, 4854575, 5413375, 5924875, 6019673, 7502525, 8366125, 9156625, 9303131, 13681075, 16505555, 18405475, 20144575, 24272875, 30098365, 37512625, 46515655, 68405375, 82527775, 92027375, 100722875, 102334441, 150491825, 232578275, 412638875, 511672205, 752459125, 1162891375, 2558361025, 12791805125]

約数ペア:

[(1, 12791805125), (5, 2558361025), (11, 1162891375), (17, 752459125), (25, 511672205), (31, 412638875), (55, 232578275), (85, 150491825), (125, 102334441), (127, 100722875), (139, 92027375), (155, 82527775), (187, 68405375), (275, 46515655), (341, 37512625), (425, 30098365), (527, 24272875), (635, 20144575), (695, 18405475), (775, 16505555), (935, 13681075), (1375, 9303131), (1397, 9156625), (1529, 8366125), (1705, 7502525), (2125, 6019673), (2159, 5924875), (2363, 5413375), (2635, 4854575), (3175, 4028915), (3475, 3681095), (3875, 3301111), (3937, 3249125), (4309, 2968625), (4675, 2736215), (5797, 2206625), (6985, 1831325), (7645, 1673225), (8525, 1500505), (10795, 1184975), (11815, 1082675), (13175, 970915), (15875, 805783), (17375, 736219), (17653, 724625), (19685, 649825), (21545, 593725), (23375, 547243), (23749, 538625), (25993, 492125), (28985, 441325), (34925, 366265), (38225, 334645), (42625, 300101), (43307, 295375), (47399, 269875), (53975, 236995), (59075, 216535), (65875, 194183), (66929, 191125), (73253, 174625), (88265, 144925), (98425, 129965), (107725, 118745)]