206005540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 489968640

約数和(自身を除く): 283963100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 61, 62, 65, 122, 124, 130, 155, 244, 260, 305, 310, 403, 419, 610, 620, 793, 806, 838, 1220, 1586, 1612, 1676, 1891, 2015, 2095, 3172, 3782, 3965, 4030, 4190, 5447, 7564, 7930, 8060, 8380, 9455, 10894, 12989, 15860, 18910, 21788, 24583, 25559, 25978, 27235, 37820, 49166, 51118, 51956, 54470, 64945, 98332, 102236, 108940, 122915, 127795, 129890, 168857, 245830, 255590, 259780, 332267, 337714, 491660, 511180, 664534, 675428, 792329, 844285, 1329068, 1584658, 1661335, 1688570, 3169316, 3322670, 3377140, 3961645, 6645340, 7923290, 10300277, 15846580, 20600554, 41201108, 51501385, 103002770, 206005540]

約数ペア:

[(1, 206005540), (2, 103002770), (4, 51501385), (5, 41201108), (10, 20600554), (13, 15846580), (20, 10300277), (26, 7923290), (31, 6645340), (52, 3961645), (61, 3377140), (62, 3322670), (65, 3169316), (122, 1688570), (124, 1661335), (130, 1584658), (155, 1329068), (244, 844285), (260, 792329), (305, 675428), (310, 664534), (403, 511180), (419, 491660), (610, 337714), (620, 332267), (793, 259780), (806, 255590), (838, 245830), (1220, 168857), (1586, 129890), (1612, 127795), (1676, 122915), (1891, 108940), (2015, 102236), (2095, 98332), (3172, 64945), (3782, 54470), (3965, 51956), (4030, 51118), (4190, 49166), (5447, 37820), (7564, 27235), (7930, 25978), (8060, 25559), (8380, 24583), (9455, 21788), (10894, 18910), (12989, 15860)]