79820330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 157489920

約数和(自身を除く): 77669590

約数列:

[1, 2, 5, 10, 19, 38, 61, 71, 95, 97, 122, 142, 190, 194, 305, 355, 485, 610, 710, 970, 1159, 1349, 1843, 2318, 2698, 3686, 4331, 5795, 5917, 6745, 6887, 8662, 9215, 11590, 11834, 13490, 13774, 18430, 21655, 29585, 34435, 43310, 59170, 68870, 82289, 112423, 130853, 164578, 224846, 261706, 411445, 420107, 562115, 654265, 822890, 840214, 1124230, 1308530, 2100535, 4201070, 7982033, 15964066, 39910165, 79820330]

約数ペア:

[(1, 79820330), (2, 39910165), (5, 15964066), (10, 7982033), (19, 4201070), (38, 2100535), (61, 1308530), (71, 1124230), (95, 840214), (97, 822890), (122, 654265), (142, 562115), (190, 420107), (194, 411445), (305, 261706), (355, 224846), (485, 164578), (610, 130853), (710, 112423), (970, 82289), (1159, 68870), (1349, 59170), (1843, 43310), (2318, 34435), (2698, 29585), (3686, 21655), (4331, 18430), (5795, 13774), (5917, 13490), (6745, 11834), (6887, 11590), (8662, 9215)]