25598560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 67398912

約数和(自身を除く): 41800352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 397, 403, 416, 496, 520, 620, 794, 806, 992, 1040, 1240, 1588, 1612, 1985, 2015, 2080, 2480, 3176, 3224, 3970, 4030, 4960, 5161, 6352, 6448, 7940, 8060, 10322, 12307, 12704, 12896, 15880, 16120, 20644, 24614, 25805, 31760, 32240, 41288, 49228, 51610, 61535, 63520, 64480, 82576, 98456, 103220, 123070, 159991, 165152, 196912, 206440, 246140, 319982, 393824, 412880, 492280, 639964, 799955, 825760, 984560, 1279928, 1599910, 1969120, 2559856, 3199820, 5119712, 6399640, 12799280, 25598560]

約数ペア:

[(1, 25598560), (2, 12799280), (4, 6399640), (5, 5119712), (8, 3199820), (10, 2559856), (13, 1969120), (16, 1599910), (20, 1279928), (26, 984560), (31, 825760), (32, 799955), (40, 639964), (52, 492280), (62, 412880), (65, 393824), (80, 319982), (104, 246140), (124, 206440), (130, 196912), (155, 165152), (160, 159991), (208, 123070), (248, 103220), (260, 98456), (310, 82576), (397, 64480), (403, 63520), (416, 61535), (496, 51610), (520, 49228), (620, 41288), (794, 32240), (806, 31760), (992, 25805), (1040, 24614), (1240, 20644), (1588, 16120), (1612, 15880), (1985, 12896), (2015, 12704), (2080, 12307), (2480, 10322), (3176, 8060), (3224, 7940), (3970, 6448), (4030, 6352), (4960, 5161)]