24986000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2$

素因数の和:98

約数の個数: 120

約数和(自身を含む): 67230072

約数和(自身を除く): 42244072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 125, 130, 155, 200, 208, 248, 250, 260, 310, 325, 400, 403, 496, 500, 520, 620, 650, 775, 806, 961, 1000, 1040, 1240, 1300, 1550, 1612, 1625, 1922, 2000, 2015, 2480, 2600, 3100, 3224, 3250, 3844, 3875, 4030, 4805, 5200, 6200, 6448, 6500, 7688, 7750, 8060, 9610, 10075, 12400, 12493, 13000, 15376, 15500, 16120, 19220, 20150, 24025, 24986, 26000, 31000, 32240, 38440, 40300, 48050, 49972, 50375, 62000, 62465, 76880, 80600, 96100, 99944, 100750, 120125, 124930, 161200, 192200, 199888, 201500, 240250, 249860, 312325, 384400, 403000, 480500, 499720, 624650, 806000, 961000, 999440, 1249300, 1561625, 1922000, 2498600, 3123250, 4997200, 6246500, 12493000, 24986000]

約数ペア:

[(1, 24986000), (2, 12493000), (4, 6246500), (5, 4997200), (8, 3123250), (10, 2498600), (13, 1922000), (16, 1561625), (20, 1249300), (25, 999440), (26, 961000), (31, 806000), (40, 624650), (50, 499720), (52, 480500), (62, 403000), (65, 384400), (80, 312325), (100, 249860), (104, 240250), (124, 201500), (125, 199888), (130, 192200), (155, 161200), (200, 124930), (208, 120125), (248, 100750), (250, 99944), (260, 96100), (310, 80600), (325, 76880), (400, 62465), (403, 62000), (496, 50375), (500, 49972), (520, 48050), (620, 40300), (650, 38440), (775, 32240), (806, 31000), (961, 26000), (1000, 24986), (1040, 24025), (1240, 20150), (1300, 19220), (1550, 16120), (1612, 15500), (1625, 15376), (1922, 13000), (2000, 12493), (2015, 12400), (2480, 10075), (2600, 9610), (3100, 8060), (3224, 7750), (3250, 7688), (3844, 6500), (3875, 6448), (4030, 6200), (4805, 5200)]