38768826625

素因数分解:

$5^3\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{839}}^1$

素因数の和:1091

約数の個数: 64

約数和(自身を含む): 50751267840

約数和(自身を除く): 11982441215

約数列:

[1, 5, 25, 37, 97, 103, 125, 185, 485, 515, 839, 925, 2425, 2575, 3589, 3811, 4195, 4625, 9991, 12125, 12875, 17945, 19055, 20975, 31043, 49955, 81383, 86417, 89725, 95275, 104875, 155215, 249775, 369667, 406915, 432085, 448625, 476375, 776075, 1248875, 1848335, 2034575, 2160425, 3011171, 3197429, 3880375, 8382449, 9241675, 10172875, 10802125, 15055855, 15987145, 41912245, 46208375, 75279275, 79935725, 209561225, 310150613, 376396375, 399678625, 1047806125, 1550753065, 7753765325, 38768826625]

約数ペア:

[(1, 38768826625), (5, 7753765325), (25, 1550753065), (37, 1047806125), (97, 399678625), (103, 376396375), (125, 310150613), (185, 209561225), (485, 79935725), (515, 75279275), (839, 46208375), (925, 41912245), (2425, 15987145), (2575, 15055855), (3589, 10802125), (3811, 10172875), (4195, 9241675), (4625, 8382449), (9991, 3880375), (12125, 3197429), (12875, 3011171), (17945, 2160425), (19055, 2034575), (20975, 1848335), (31043, 1248875), (49955, 776075), (81383, 476375), (86417, 448625), (89725, 432085), (95275, 406915), (104875, 369667), (155215, 249775)]