79898320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:460

約数の個数: 80

約数和(自身を含む): 195737472

約数和(自身を除く): 115839152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 173, 184, 230, 251, 346, 368, 460, 502, 692, 865, 920, 1004, 1255, 1384, 1730, 1840, 2008, 2510, 2768, 3460, 3979, 4016, 5020, 5773, 6920, 7958, 10040, 11546, 13840, 15916, 19895, 20080, 23092, 28865, 31832, 39790, 43423, 46184, 57730, 63664, 79580, 86846, 92368, 115460, 159160, 173692, 217115, 230920, 318320, 347384, 434230, 461840, 694768, 868460, 998729, 1736920, 1997458, 3473840, 3994916, 4993645, 7989832, 9987290, 15979664, 19974580, 39949160, 79898320]

約数ペア:

[(1, 79898320), (2, 39949160), (4, 19974580), (5, 15979664), (8, 9987290), (10, 7989832), (16, 4993645), (20, 3994916), (23, 3473840), (40, 1997458), (46, 1736920), (80, 998729), (92, 868460), (115, 694768), (173, 461840), (184, 434230), (230, 347384), (251, 318320), (346, 230920), (368, 217115), (460, 173692), (502, 159160), (692, 115460), (865, 92368), (920, 86846), (1004, 79580), (1255, 63664), (1384, 57730), (1730, 46184), (1840, 43423), (2008, 39790), (2510, 31832), (2768, 28865), (3460, 23092), (3979, 20080), (4016, 19895), (5020, 15916), (5773, 13840), (6920, 11546), (7958, 10040)]