25818780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:523

約数の個数: 96

約数和(自身を含む): 79027200

約数和(自身を除く): 53208420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 79, 130, 156, 158, 195, 237, 260, 316, 390, 395, 419, 474, 780, 790, 838, 948, 1027, 1185, 1257, 1580, 1676, 2054, 2095, 2370, 2514, 3081, 4108, 4190, 4740, 5028, 5135, 5447, 6162, 6285, 8380, 10270, 10894, 12324, 12570, 15405, 16341, 20540, 21788, 25140, 27235, 30810, 32682, 33101, 54470, 61620, 65364, 66202, 81705, 99303, 108940, 132404, 163410, 165505, 198606, 326820, 331010, 397212, 430313, 496515, 662020, 860626, 993030, 1290939, 1721252, 1986060, 2151565, 2581878, 4303130, 5163756, 6454695, 8606260, 12909390, 25818780]

約数ペア:

[(1, 25818780), (2, 12909390), (3, 8606260), (4, 6454695), (5, 5163756), (6, 4303130), (10, 2581878), (12, 2151565), (13, 1986060), (15, 1721252), (20, 1290939), (26, 993030), (30, 860626), (39, 662020), (52, 496515), (60, 430313), (65, 397212), (78, 331010), (79, 326820), (130, 198606), (156, 165505), (158, 163410), (195, 132404), (237, 108940), (260, 99303), (316, 81705), (390, 66202), (395, 65364), (419, 61620), (474, 54470), (780, 33101), (790, 32682), (838, 30810), (948, 27235), (1027, 25140), (1185, 21788), (1257, 20540), (1580, 16341), (1676, 15405), (2054, 12570), (2095, 12324), (2370, 10894), (2514, 10270), (3081, 8380), (4108, 6285), (4190, 6162), (4740, 5447), (5028, 5135)]