2018083375

素因数分解:

$5^3\times 7^3\times {\mathrm{11}}^2\times {\mathrm{389}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 3236688000

約数和(自身を除く): 1218604625

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 121, 125, 175, 245, 275, 343, 385, 389, 539, 605, 847, 875, 1225, 1375, 1715, 1925, 1945, 2695, 2723, 3025, 3773, 4235, 4279, 5929, 6125, 8575, 9625, 9725, 13475, 13615, 15125, 18865, 19061, 21175, 21395, 29645, 29953, 41503, 42875, 47069, 48625, 67375, 68075, 94325, 95305, 105875, 106975, 133427, 148225, 149765, 207515, 209671, 235345, 329483, 340375, 471625, 476525, 534875, 667135, 741125, 748825, 1037575, 1048355, 1176725, 1467697, 1647415, 2306381, 2382625, 3335675, 3744125, 5187875, 5241775, 5883625, 7338485, 8237075, 11531905, 16144667, 16678375, 26208875, 36692425, 41185375, 57659525, 80723335, 183462125, 288297625, 403616675, 2018083375]

約数ペア:

[(1, 2018083375), (5, 403616675), (7, 288297625), (11, 183462125), (25, 80723335), (35, 57659525), (49, 41185375), (55, 36692425), (77, 26208875), (121, 16678375), (125, 16144667), (175, 11531905), (245, 8237075), (275, 7338485), (343, 5883625), (385, 5241775), (389, 5187875), (539, 3744125), (605, 3335675), (847, 2382625), (875, 2306381), (1225, 1647415), (1375, 1467697), (1715, 1176725), (1925, 1048355), (1945, 1037575), (2695, 748825), (2723, 741125), (3025, 667135), (3773, 534875), (4235, 476525), (4279, 471625), (5929, 340375), (6125, 329483), (8575, 235345), (9625, 209671), (9725, 207515), (13475, 149765), (13615, 148225), (15125, 133427), (18865, 106975), (19061, 105875), (21175, 95305), (21395, 94325), (29645, 68075), (29953, 67375), (41503, 48625), (42875, 47069)]