92780720

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 222173280

約数和(自身を除く): 129392560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 89, 157, 166, 178, 314, 332, 356, 415, 445, 628, 664, 712, 785, 830, 890, 1256, 1328, 1424, 1570, 1660, 1780, 2512, 3140, 3320, 3560, 6280, 6640, 7120, 7387, 12560, 13031, 13973, 14774, 26062, 27946, 29548, 36935, 52124, 55892, 59096, 65155, 69865, 73870, 104248, 111784, 118192, 130310, 139730, 147740, 208496, 223568, 260620, 279460, 295480, 521240, 558920, 590960, 1042480, 1117840, 1159759, 2319518, 4639036, 5798795, 9278072, 11597590, 18556144, 23195180, 46390360, 92780720]

約数ペア:

[(1, 92780720), (2, 46390360), (4, 23195180), (5, 18556144), (8, 11597590), (10, 9278072), (16, 5798795), (20, 4639036), (40, 2319518), (80, 1159759), (83, 1117840), (89, 1042480), (157, 590960), (166, 558920), (178, 521240), (314, 295480), (332, 279460), (356, 260620), (415, 223568), (445, 208496), (628, 147740), (664, 139730), (712, 130310), (785, 118192), (830, 111784), (890, 104248), (1256, 73870), (1328, 69865), (1424, 65155), (1570, 59096), (1660, 55892), (1780, 52124), (2512, 36935), (3140, 29548), (3320, 27946), (3560, 26062), (6280, 14774), (6640, 13973), (7120, 13031), (7387, 12560)]