258272800

素因数分解:

$2^5\times 5^2\times {\mathrm{113}}^1\times {\mathrm{2857}}^1$

素因数の和:2990

約数の個数: 72

約数和(自身を含む): 636310836

約数和(自身を除く): 378038036

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 113, 160, 200, 226, 400, 452, 565, 800, 904, 1130, 1808, 2260, 2825, 2857, 3616, 4520, 5650, 5714, 9040, 11300, 11428, 14285, 18080, 22600, 22856, 28570, 45200, 45712, 57140, 71425, 90400, 91424, 114280, 142850, 228560, 285700, 322841, 457120, 571400, 645682, 1142800, 1291364, 1614205, 2285600, 2582728, 3228410, 5165456, 6456820, 8071025, 10330912, 12913640, 16142050, 25827280, 32284100, 51654560, 64568200, 129136400, 258272800]

約数ペア:

[(1, 258272800), (2, 129136400), (4, 64568200), (5, 51654560), (8, 32284100), (10, 25827280), (16, 16142050), (20, 12913640), (25, 10330912), (32, 8071025), (40, 6456820), (50, 5165456), (80, 3228410), (100, 2582728), (113, 2285600), (160, 1614205), (200, 1291364), (226, 1142800), (400, 645682), (452, 571400), (565, 457120), (800, 322841), (904, 285700), (1130, 228560), (1808, 142850), (2260, 114280), (2825, 91424), (2857, 90400), (3616, 71425), (4520, 57140), (5650, 45712), (5714, 45200), (9040, 28570), (11300, 22856), (11428, 22600), (14285, 18080)]