87409540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 200559744

約数和(自身を除く): 113150204

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 43, 67, 74, 82, 86, 134, 148, 164, 172, 185, 205, 215, 268, 335, 370, 410, 430, 670, 740, 820, 860, 1340, 1517, 1591, 1763, 2479, 2747, 2881, 3034, 3182, 3526, 4958, 5494, 5762, 6068, 6364, 7052, 7585, 7955, 8815, 9916, 10988, 11524, 12395, 13735, 14405, 15170, 15910, 17630, 24790, 27470, 28810, 30340, 31820, 35260, 49580, 54940, 57620, 65231, 101639, 106597, 118121, 130462, 203278, 213194, 236242, 260924, 326155, 406556, 426388, 472484, 508195, 532985, 590605, 652310, 1016390, 1065970, 1181210, 1304620, 2032780, 2131940, 2362420, 4370477, 8740954, 17481908, 21852385, 43704770, 87409540]

約数ペア:

[(1, 87409540), (2, 43704770), (4, 21852385), (5, 17481908), (10, 8740954), (20, 4370477), (37, 2362420), (41, 2131940), (43, 2032780), (67, 1304620), (74, 1181210), (82, 1065970), (86, 1016390), (134, 652310), (148, 590605), (164, 532985), (172, 508195), (185, 472484), (205, 426388), (215, 406556), (268, 326155), (335, 260924), (370, 236242), (410, 213194), (430, 203278), (670, 130462), (740, 118121), (820, 106597), (860, 101639), (1340, 65231), (1517, 57620), (1591, 54940), (1763, 49580), (2479, 35260), (2747, 31820), (2881, 30340), (3034, 28810), (3182, 27470), (3526, 24790), (4958, 17630), (5494, 15910), (5762, 15170), (6068, 14405), (6364, 13735), (7052, 12395), (7585, 11524), (7955, 10988), (8815, 9916)]