48892720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 118733472

約数和(自身を除く): 69840752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 61, 80, 86, 122, 172, 215, 233, 244, 305, 344, 430, 466, 488, 610, 688, 860, 932, 976, 1165, 1220, 1720, 1864, 2330, 2440, 2623, 3440, 3728, 4660, 4880, 5246, 9320, 10019, 10492, 13115, 14213, 18640, 20038, 20984, 26230, 28426, 40076, 41968, 50095, 52460, 56852, 71065, 80152, 100190, 104920, 113704, 142130, 160304, 200380, 209840, 227408, 284260, 400760, 568520, 611159, 801520, 1137040, 1222318, 2444636, 3055795, 4889272, 6111590, 9778544, 12223180, 24446360, 48892720]

約数ペア:

[(1, 48892720), (2, 24446360), (4, 12223180), (5, 9778544), (8, 6111590), (10, 4889272), (16, 3055795), (20, 2444636), (40, 1222318), (43, 1137040), (61, 801520), (80, 611159), (86, 568520), (122, 400760), (172, 284260), (215, 227408), (233, 209840), (244, 200380), (305, 160304), (344, 142130), (430, 113704), (466, 104920), (488, 100190), (610, 80152), (688, 71065), (860, 56852), (932, 52460), (976, 50095), (1165, 41968), (1220, 40076), (1720, 28426), (1864, 26230), (2330, 20984), (2440, 20038), (2623, 18640), (3440, 14213), (3728, 13115), (4660, 10492), (4880, 10019), (5246, 9320)]