4997200

素因数分解:

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

素因数の和:93

約数の個数: 90

約数和(自身を含む): 13359822

約数和(自身を除く): 8362622

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 200, 208, 248, 260, 310, 325, 400, 403, 496, 520, 620, 650, 775, 806, 961, 1040, 1240, 1300, 1550, 1612, 1922, 2015, 2480, 2600, 3100, 3224, 3844, 4030, 4805, 5200, 6200, 6448, 7688, 8060, 9610, 10075, 12400, 12493, 15376, 16120, 19220, 20150, 24025, 24986, 32240, 38440, 40300, 48050, 49972, 62465, 76880, 80600, 96100, 99944, 124930, 161200, 192200, 199888, 249860, 312325, 384400, 499720, 624650, 999440, 1249300, 2498600, 4997200]

約数ペア:

[(1, 4997200), (2, 2498600), (4, 1249300), (5, 999440), (8, 624650), (10, 499720), (13, 384400), (16, 312325), (20, 249860), (25, 199888), (26, 192200), (31, 161200), (40, 124930), (50, 99944), (52, 96100), (62, 80600), (65, 76880), (80, 62465), (100, 49972), (104, 48050), (124, 40300), (130, 38440), (155, 32240), (200, 24986), (208, 24025), (248, 20150), (260, 19220), (310, 16120), (325, 15376), (400, 12493), (403, 12400), (496, 10075), (520, 9610), (620, 8060), (650, 7688), (775, 6448), (806, 6200), (961, 5200), (1040, 4805), (1240, 4030), (1300, 3844), (1550, 3224), (1612, 3100), (1922, 2600), (2015, 2480)]