45440800

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{719}}^1$

素因数の和:818

約数の個数: 72

約数和(自身を含む): 112492800

約数和(自身を除く): 67052000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 158, 160, 200, 316, 395, 400, 632, 719, 790, 800, 1264, 1438, 1580, 1975, 2528, 2876, 3160, 3595, 3950, 5752, 6320, 7190, 7900, 11504, 12640, 14380, 15800, 17975, 23008, 28760, 31600, 35950, 56801, 57520, 63200, 71900, 113602, 115040, 143800, 227204, 284005, 287600, 454408, 568010, 575200, 908816, 1136020, 1420025, 1817632, 2272040, 2840050, 4544080, 5680100, 9088160, 11360200, 22720400, 45440800]

約数ペア:

[(1, 45440800), (2, 22720400), (4, 11360200), (5, 9088160), (8, 5680100), (10, 4544080), (16, 2840050), (20, 2272040), (25, 1817632), (32, 1420025), (40, 1136020), (50, 908816), (79, 575200), (80, 568010), (100, 454408), (158, 287600), (160, 284005), (200, 227204), (316, 143800), (395, 115040), (400, 113602), (632, 71900), (719, 63200), (790, 57520), (800, 56801), (1264, 35950), (1438, 31600), (1580, 28760), (1975, 23008), (2528, 17975), (2876, 15800), (3160, 14380), (3595, 12640), (3950, 11504), (5752, 7900), (6320, 7190)]