81425760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13049}}^1$

素因数の和:13080

約数の個数: 96

約数和(自身を含む): 276242400

約数和(自身を除く): 194816640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 13049, 26098, 39147, 52196, 65245, 78294, 104392, 130490, 156588, 169637, 195735, 208784, 260980, 313176, 339274, 391470, 417568, 508911, 521960, 626352, 678548, 782940, 848185, 1017822, 1043920, 1252704, 1357096, 1565880, 1696370, 2035644, 2087840, 2544555, 2714192, 3131760, 3392740, 4071288, 5089110, 5428384, 6263520, 6785480, 8142576, 10178220, 13570960, 16285152, 20356440, 27141920, 40712880, 81425760]

約数ペア:

[(1, 81425760), (2, 40712880), (3, 27141920), (4, 20356440), (5, 16285152), (6, 13570960), (8, 10178220), (10, 8142576), (12, 6785480), (13, 6263520), (15, 5428384), (16, 5089110), (20, 4071288), (24, 3392740), (26, 3131760), (30, 2714192), (32, 2544555), (39, 2087840), (40, 2035644), (48, 1696370), (52, 1565880), (60, 1357096), (65, 1252704), (78, 1043920), (80, 1017822), (96, 848185), (104, 782940), (120, 678548), (130, 626352), (156, 521960), (160, 508911), (195, 417568), (208, 391470), (240, 339274), (260, 313176), (312, 260980), (390, 208784), (416, 195735), (480, 169637), (520, 156588), (624, 130490), (780, 104392), (1040, 78294), (1248, 65245), (1560, 52196), (2080, 39147), (3120, 26098), (6240, 13049)]