61999790

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 121117248

約数和(自身を除く): 59117458

約数列:

[1, 2, 5, 10, 37, 41, 61, 67, 74, 82, 122, 134, 185, 205, 305, 335, 370, 410, 610, 670, 1517, 2257, 2479, 2501, 2747, 3034, 4087, 4514, 4958, 5002, 5494, 7585, 8174, 11285, 12395, 12505, 13735, 15170, 20435, 22570, 24790, 25010, 27470, 40870, 92537, 101639, 151219, 167567, 185074, 203278, 302438, 335134, 462685, 508195, 756095, 837835, 925370, 1016390, 1512190, 1675670, 6199979, 12399958, 30999895, 61999790]

約数ペア:

[(1, 61999790), (2, 30999895), (5, 12399958), (10, 6199979), (37, 1675670), (41, 1512190), (61, 1016390), (67, 925370), (74, 837835), (82, 756095), (122, 508195), (134, 462685), (185, 335134), (205, 302438), (305, 203278), (335, 185074), (370, 167567), (410, 151219), (610, 101639), (670, 92537), (1517, 40870), (2257, 27470), (2479, 25010), (2501, 24790), (2747, 22570), (3034, 20435), (4087, 15170), (4514, 13735), (4958, 12505), (5002, 12395), (5494, 11285), (7585, 8174)]