3978110320

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{3347}}^1$

素因数の和:3622

約数の個数: 80

約数和(自身を含む): 9415647360

約数和(自身を除く): 5437537040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 179, 332, 358, 415, 664, 716, 830, 895, 1328, 1432, 1660, 1790, 2864, 3320, 3347, 3580, 6640, 6694, 7160, 13388, 14320, 14857, 16735, 26776, 29714, 33470, 53552, 59428, 66940, 74285, 118856, 133880, 148570, 237712, 267760, 277801, 297140, 555602, 594280, 599113, 1111204, 1188560, 1198226, 1389005, 2222408, 2396452, 2778010, 2995565, 4444816, 4792904, 5556020, 5991130, 9585808, 11112040, 11982260, 22224080, 23964520, 47929040, 49726379, 99452758, 198905516, 248631895, 397811032, 497263790, 795622064, 994527580, 1989055160, 3978110320]

約数ペア:

[(1, 3978110320), (2, 1989055160), (4, 994527580), (5, 795622064), (8, 497263790), (10, 397811032), (16, 248631895), (20, 198905516), (40, 99452758), (80, 49726379), (83, 47929040), (166, 23964520), (179, 22224080), (332, 11982260), (358, 11112040), (415, 9585808), (664, 5991130), (716, 5556020), (830, 4792904), (895, 4444816), (1328, 2995565), (1432, 2778010), (1660, 2396452), (1790, 2222408), (2864, 1389005), (3320, 1198226), (3347, 1188560), (3580, 1111204), (6640, 599113), (6694, 594280), (7160, 555602), (13388, 297140), (14320, 277801), (14857, 267760), (16735, 237712), (26776, 148570), (29714, 133880), (33470, 118856), (53552, 74285), (59428, 66940)]