25027778875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1\times {\mathrm{433}}^1$

素因数の和:917

約数の個数: 64

約数和(自身を含む): 34525790208

約数和(自身を除く): 9498011333

約数列:

[1, 5, 11, 25, 55, 125, 127, 275, 331, 433, 635, 1375, 1397, 1655, 2165, 3175, 3641, 4763, 6985, 8275, 10825, 15875, 18205, 23815, 34925, 41375, 42037, 54125, 54991, 91025, 119075, 143323, 174625, 210185, 274955, 455125, 462407, 595375, 604901, 716615, 1050925, 1374775, 1576553, 2312035, 3024505, 3583075, 5254625, 6873875, 7882765, 11560175, 15122525, 17915375, 18202021, 39413825, 57800875, 75612625, 91010105, 197069125, 200222231, 455050525, 1001111155, 2275252625, 5005555775, 25027778875]

約数ペア:

[(1, 25027778875), (5, 5005555775), (11, 2275252625), (25, 1001111155), (55, 455050525), (125, 200222231), (127, 197069125), (275, 91010105), (331, 75612625), (433, 57800875), (635, 39413825), (1375, 18202021), (1397, 17915375), (1655, 15122525), (2165, 11560175), (3175, 7882765), (3641, 6873875), (4763, 5254625), (6985, 3583075), (8275, 3024505), (10825, 2312035), (15875, 1576553), (18205, 1374775), (23815, 1050925), (34925, 716615), (41375, 604901), (42037, 595375), (54125, 462407), (54991, 455125), (91025, 274955), (119075, 210185), (143323, 174625)]