85801340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 199584000

約数和(自身を除く): 113782660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 59, 76, 86, 89, 95, 118, 172, 178, 190, 215, 236, 295, 356, 380, 430, 445, 590, 817, 860, 890, 1121, 1180, 1634, 1691, 1780, 2242, 2537, 3268, 3382, 3827, 4085, 4484, 5074, 5251, 5605, 6764, 7654, 8170, 8455, 10148, 10502, 11210, 12685, 15308, 16340, 16910, 19135, 21004, 22420, 25370, 26255, 33820, 38270, 48203, 50740, 52510, 72713, 76540, 96406, 99769, 105020, 145426, 192812, 199538, 225793, 241015, 290852, 363565, 399076, 451586, 482030, 498845, 727130, 903172, 964060, 997690, 1128965, 1454260, 1995380, 2257930, 4290067, 4515860, 8580134, 17160268, 21450335, 42900670, 85801340]

約数ペア:

[(1, 85801340), (2, 42900670), (4, 21450335), (5, 17160268), (10, 8580134), (19, 4515860), (20, 4290067), (38, 2257930), (43, 1995380), (59, 1454260), (76, 1128965), (86, 997690), (89, 964060), (95, 903172), (118, 727130), (172, 498845), (178, 482030), (190, 451586), (215, 399076), (236, 363565), (295, 290852), (356, 241015), (380, 225793), (430, 199538), (445, 192812), (590, 145426), (817, 105020), (860, 99769), (890, 96406), (1121, 76540), (1180, 72713), (1634, 52510), (1691, 50740), (1780, 48203), (2242, 38270), (2537, 33820), (3268, 26255), (3382, 25370), (3827, 22420), (4085, 21004), (4484, 19135), (5074, 16910), (5251, 16340), (5605, 15308), (6764, 12685), (7654, 11210), (8170, 10502), (8455, 10148)]