28404800

素因数分解:

$2^6\times 5^2\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:496

約数の個数: 84

約数和(自身を含む): 71763636

約数和(自身を除く): 43358836

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 160, 164, 200, 205, 320, 328, 400, 410, 433, 656, 800, 820, 866, 1025, 1312, 1600, 1640, 1732, 2050, 2165, 2624, 3280, 3464, 4100, 4330, 6560, 6928, 8200, 8660, 10825, 13120, 13856, 16400, 17320, 17753, 21650, 27712, 32800, 34640, 35506, 43300, 65600, 69280, 71012, 86600, 88765, 138560, 142024, 173200, 177530, 284048, 346400, 355060, 443825, 568096, 692800, 710120, 887650, 1136192, 1420240, 1775300, 2840480, 3550600, 5680960, 7101200, 14202400, 28404800]

約数ペア:

[(1, 28404800), (2, 14202400), (4, 7101200), (5, 5680960), (8, 3550600), (10, 2840480), (16, 1775300), (20, 1420240), (25, 1136192), (32, 887650), (40, 710120), (41, 692800), (50, 568096), (64, 443825), (80, 355060), (82, 346400), (100, 284048), (160, 177530), (164, 173200), (200, 142024), (205, 138560), (320, 88765), (328, 86600), (400, 71012), (410, 69280), (433, 65600), (656, 43300), (800, 35506), (820, 34640), (866, 32800), (1025, 27712), (1312, 21650), (1600, 17753), (1640, 17320), (1732, 16400), (2050, 13856), (2165, 13120), (2624, 10825), (3280, 8660), (3464, 8200), (4100, 6928), (4330, 6560)]