1729127920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53633}}^1$

素因数の和:53690

約数の個数: 80

約数和(自身を含む): 4469213952

約数和(自身を除く): 2740086032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 32240, 53633, 107266, 214532, 268165, 429064, 536330, 697229, 858128, 1072660, 1394458, 1662623, 2145320, 2788916, 3325246, 3486145, 4290640, 5577832, 6650492, 6972290, 8313115, 11155664, 13300984, 13944580, 16626230, 21614099, 26601968, 27889160, 33252460, 43228198, 55778320, 66504920, 86456396, 108070495, 133009840, 172912792, 216140990, 345825584, 432281980, 864563960, 1729127920]

約数ペア:

[(1, 1729127920), (2, 864563960), (4, 432281980), (5, 345825584), (8, 216140990), (10, 172912792), (13, 133009840), (16, 108070495), (20, 86456396), (26, 66504920), (31, 55778320), (40, 43228198), (52, 33252460), (62, 27889160), (65, 26601968), (80, 21614099), (104, 16626230), (124, 13944580), (130, 13300984), (155, 11155664), (208, 8313115), (248, 6972290), (260, 6650492), (310, 5577832), (403, 4290640), (496, 3486145), (520, 3325246), (620, 2788916), (806, 2145320), (1040, 1662623), (1240, 1394458), (1612, 1072660), (2015, 858128), (2480, 697229), (3224, 536330), (4030, 429064), (6448, 268165), (8060, 214532), (16120, 107266), (32240, 53633)]