9994400

素因数分解:

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

素因数の和:95

約数の個数: 108

約数和(自身を含む): 27150606

約数和(自身を除く): 17156206

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 310, 325, 400, 403, 416, 496, 520, 620, 650, 775, 800, 806, 961, 992, 1040, 1240, 1300, 1550, 1612, 1922, 2015, 2080, 2480, 2600, 3100, 3224, 3844, 4030, 4805, 4960, 5200, 6200, 6448, 7688, 8060, 9610, 10075, 10400, 12400, 12493, 12896, 15376, 16120, 19220, 20150, 24025, 24800, 24986, 30752, 32240, 38440, 40300, 48050, 49972, 62465, 64480, 76880, 80600, 96100, 99944, 124930, 153760, 161200, 192200, 199888, 249860, 312325, 322400, 384400, 399776, 499720, 624650, 768800, 999440, 1249300, 1998880, 2498600, 4997200, 9994400]

約数ペア:

[(1, 9994400), (2, 4997200), (4, 2498600), (5, 1998880), (8, 1249300), (10, 999440), (13, 768800), (16, 624650), (20, 499720), (25, 399776), (26, 384400), (31, 322400), (32, 312325), (40, 249860), (50, 199888), (52, 192200), (62, 161200), (65, 153760), (80, 124930), (100, 99944), (104, 96100), (124, 80600), (130, 76880), (155, 64480), (160, 62465), (200, 49972), (208, 48050), (248, 40300), (260, 38440), (310, 32240), (325, 30752), (400, 24986), (403, 24800), (416, 24025), (496, 20150), (520, 19220), (620, 16120), (650, 15376), (775, 12896), (800, 12493), (806, 12400), (961, 10400), (992, 10075), (1040, 9610), (1240, 8060), (1300, 7688), (1550, 6448), (1612, 6200), (1922, 5200), (2015, 4960), (2080, 4805), (2480, 4030), (2600, 3844), (3100, 3224)]