1001311760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{7867}}^1$

素因数の和:7960

約数の個数: 80

約数和(自身を含む): 2446885056

約数和(自身を除く): 1445573296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 43, 74, 80, 86, 148, 172, 185, 215, 296, 344, 370, 430, 592, 688, 740, 860, 1480, 1591, 1720, 2960, 3182, 3440, 6364, 7867, 7955, 12728, 15734, 15910, 25456, 31468, 31820, 39335, 62936, 63640, 78670, 125872, 127280, 157340, 291079, 314680, 338281, 582158, 629360, 676562, 1164316, 1353124, 1455395, 1691405, 2328632, 2706248, 2910790, 3382810, 4657264, 5412496, 5821580, 6765620, 11643160, 12516397, 13531240, 23286320, 25032794, 27062480, 50065588, 62581985, 100131176, 125163970, 200262352, 250327940, 500655880, 1001311760]

約数ペア:

[(1, 1001311760), (2, 500655880), (4, 250327940), (5, 200262352), (8, 125163970), (10, 100131176), (16, 62581985), (20, 50065588), (37, 27062480), (40, 25032794), (43, 23286320), (74, 13531240), (80, 12516397), (86, 11643160), (148, 6765620), (172, 5821580), (185, 5412496), (215, 4657264), (296, 3382810), (344, 2910790), (370, 2706248), (430, 2328632), (592, 1691405), (688, 1455395), (740, 1353124), (860, 1164316), (1480, 676562), (1591, 629360), (1720, 582158), (2960, 338281), (3182, 314680), (3440, 291079), (6364, 157340), (7867, 127280), (7955, 125872), (12728, 78670), (15734, 63640), (15910, 62936), (25456, 39335), (31468, 31820)]