76806320

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15739}}^1$

素因数の和:15813

約数の個数: 40

約数和(自身を含む): 181513680

約数和(自身を除く): 104707360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 15739, 31478, 62956, 78695, 125912, 157390, 251824, 314780, 629560, 960079, 1259120, 1920158, 3840316, 4800395, 7680632, 9600790, 15361264, 19201580, 38403160, 76806320]

約数ペア:

[(1, 76806320), (2, 38403160), (4, 19201580), (5, 15361264), (8, 9600790), (10, 7680632), (16, 4800395), (20, 3840316), (40, 1920158), (61, 1259120), (80, 960079), (122, 629560), (244, 314780), (305, 251824), (488, 157390), (610, 125912), (976, 78695), (1220, 62956), (2440, 31478), (4880, 15739)]