48217720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 113335200

約数和(自身を除く): 65117480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 197, 211, 232, 290, 394, 422, 580, 788, 844, 985, 1055, 1160, 1576, 1688, 1970, 2110, 3940, 4220, 5713, 6119, 7880, 8440, 11426, 12238, 22852, 24476, 28565, 30595, 41567, 45704, 48952, 57130, 61190, 83134, 114260, 122380, 166268, 207835, 228520, 244760, 332536, 415670, 831340, 1205443, 1662680, 2410886, 4821772, 6027215, 9643544, 12054430, 24108860, 48217720]

約数ペア:

[(1, 48217720), (2, 24108860), (4, 12054430), (5, 9643544), (8, 6027215), (10, 4821772), (20, 2410886), (29, 1662680), (40, 1205443), (58, 831340), (116, 415670), (145, 332536), (197, 244760), (211, 228520), (232, 207835), (290, 166268), (394, 122380), (422, 114260), (580, 83134), (788, 61190), (844, 57130), (985, 48952), (1055, 45704), (1160, 41567), (1576, 30595), (1688, 28565), (1970, 24476), (2110, 22852), (3940, 12238), (4220, 11426), (5713, 8440), (6119, 7880)]