27043640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 66195360

約数和(自身を除く): 39151720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 131, 260, 262, 397, 520, 524, 655, 794, 1048, 1310, 1588, 1703, 1985, 2620, 3176, 3406, 3970, 5161, 5240, 6812, 7940, 8515, 10322, 13624, 15880, 17030, 20644, 25805, 34060, 41288, 51610, 52007, 68120, 103220, 104014, 206440, 208028, 260035, 416056, 520070, 676091, 1040140, 1352182, 2080280, 2704364, 3380455, 5408728, 6760910, 13521820, 27043640]

約数ペア:

[(1, 27043640), (2, 13521820), (4, 6760910), (5, 5408728), (8, 3380455), (10, 2704364), (13, 2080280), (20, 1352182), (26, 1040140), (40, 676091), (52, 520070), (65, 416056), (104, 260035), (130, 208028), (131, 206440), (260, 104014), (262, 103220), (397, 68120), (520, 52007), (524, 51610), (655, 41288), (794, 34060), (1048, 25805), (1310, 20644), (1588, 17030), (1703, 15880), (1985, 13624), (2620, 10322), (3176, 8515), (3406, 7940), (3970, 6812), (5161, 5240)]