61961640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39719}}^1$

素因数の和:39746

約数の個数: 64

約数和(自身を含む): 200188800

約数和(自身を除く): 138227160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 39719, 79438, 119157, 158876, 198595, 238314, 317752, 397190, 476628, 516347, 595785, 794380, 953256, 1032694, 1191570, 1549041, 1588760, 2065388, 2383140, 2581735, 3098082, 4130776, 4766280, 5163470, 6196164, 7745205, 10326940, 12392328, 15490410, 20653880, 30980820, 61961640]

約数ペア:

[(1, 61961640), (2, 30980820), (3, 20653880), (4, 15490410), (5, 12392328), (6, 10326940), (8, 7745205), (10, 6196164), (12, 5163470), (13, 4766280), (15, 4130776), (20, 3098082), (24, 2581735), (26, 2383140), (30, 2065388), (39, 1588760), (40, 1549041), (52, 1191570), (60, 1032694), (65, 953256), (78, 794380), (104, 595785), (120, 516347), (130, 476628), (156, 397190), (195, 317752), (260, 238314), (312, 198595), (390, 158876), (520, 119157), (780, 79438), (1560, 39719)]