51829720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1451}}^1$

素因数の和:1528

約数の個数: 64

約数和(自身を含む): 125452800

約数和(自身を除く): 73623080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1451, 1786, 1880, 2902, 3572, 4465, 5804, 7144, 7255, 8930, 11608, 14510, 17860, 27569, 29020, 35720, 55138, 58040, 68197, 110276, 136394, 137845, 220552, 272788, 275690, 340985, 545576, 551380, 681970, 1102760, 1295743, 1363940, 2591486, 2727880, 5182972, 6478715, 10365944, 12957430, 25914860, 51829720]

約数ペア:

[(1, 51829720), (2, 25914860), (4, 12957430), (5, 10365944), (8, 6478715), (10, 5182972), (19, 2727880), (20, 2591486), (38, 1363940), (40, 1295743), (47, 1102760), (76, 681970), (94, 551380), (95, 545576), (152, 340985), (188, 275690), (190, 272788), (235, 220552), (376, 137845), (380, 136394), (470, 110276), (760, 68197), (893, 58040), (940, 55138), (1451, 35720), (1786, 29020), (1880, 27569), (2902, 17860), (3572, 14510), (4465, 11608), (5804, 8930), (7144, 7255)]