87524780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 229211136

約数和(自身を除く): 141686356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 43, 49, 62, 67, 70, 86, 98, 124, 134, 140, 155, 172, 196, 215, 217, 245, 268, 301, 310, 335, 430, 434, 469, 490, 602, 620, 670, 860, 868, 938, 980, 1085, 1204, 1333, 1340, 1505, 1519, 1876, 2077, 2107, 2170, 2345, 2666, 2881, 3010, 3038, 3283, 4154, 4214, 4340, 4690, 5332, 5762, 6020, 6076, 6566, 6665, 7595, 8308, 8428, 9331, 9380, 10385, 10535, 11524, 13132, 13330, 14405, 14539, 15190, 16415, 18662, 20167, 20770, 21070, 26660, 28810, 29078, 30380, 32830, 37324, 40334, 41540, 42140, 46655, 57620, 58156, 65317, 65660, 72695, 80668, 89311, 93310, 100835, 101773, 130634, 141169, 145390, 178622, 186620, 201670, 203546, 261268, 282338, 290780, 326585, 357244, 403340, 407092, 446555, 508865, 564676, 625177, 653170, 705845, 893110, 1017730, 1250354, 1306340, 1411690, 1786220, 2035460, 2500708, 2823380, 3125885, 4376239, 6251770, 8752478, 12503540, 17504956, 21881195, 43762390, 87524780]

約数ペア:

[(1, 87524780), (2, 43762390), (4, 21881195), (5, 17504956), (7, 12503540), (10, 8752478), (14, 6251770), (20, 4376239), (28, 3125885), (31, 2823380), (35, 2500708), (43, 2035460), (49, 1786220), (62, 1411690), (67, 1306340), (70, 1250354), (86, 1017730), (98, 893110), (124, 705845), (134, 653170), (140, 625177), (155, 564676), (172, 508865), (196, 446555), (215, 407092), (217, 403340), (245, 357244), (268, 326585), (301, 290780), (310, 282338), (335, 261268), (430, 203546), (434, 201670), (469, 186620), (490, 178622), (602, 145390), (620, 141169), (670, 130634), (860, 101773), (868, 100835), (938, 93310), (980, 89311), (1085, 80668), (1204, 72695), (1333, 65660), (1340, 65317), (1505, 58156), (1519, 57620), (1876, 46655), (2077, 42140), (2107, 41540), (2170, 40334), (2345, 37324), (2666, 32830), (2881, 30380), (3010, 29078), (3038, 28810), (3283, 26660), (4154, 21070), (4214, 20770), (4340, 20167), (4690, 18662), (5332, 16415), (5762, 15190), (6020, 14539), (6076, 14405), (6566, 13330), (6665, 13132), (7595, 11524), (8308, 10535), (8428, 10385), (9331, 9380)]