20683250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 45287424

約数和(自身を除く): 24604174

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 53, 70, 106, 125, 175, 223, 250, 265, 350, 371, 446, 530, 742, 875, 1115, 1325, 1561, 1750, 1855, 2230, 2650, 3122, 3710, 5575, 6625, 7805, 9275, 11150, 11819, 13250, 15610, 18550, 23638, 27875, 39025, 46375, 55750, 59095, 78050, 82733, 92750, 118190, 165466, 195125, 295475, 390250, 413665, 590950, 827330, 1477375, 2068325, 2954750, 4136650, 10341625, 20683250]

約数ペア:

[(1, 20683250), (2, 10341625), (5, 4136650), (7, 2954750), (10, 2068325), (14, 1477375), (25, 827330), (35, 590950), (50, 413665), (53, 390250), (70, 295475), (106, 195125), (125, 165466), (175, 118190), (223, 92750), (250, 82733), (265, 78050), (350, 59095), (371, 55750), (446, 46375), (530, 39025), (742, 27875), (875, 23638), (1115, 18550), (1325, 15610), (1561, 13250), (1750, 11819), (1855, 11150), (2230, 9275), (2650, 7805), (3122, 6625), (3710, 5575)]