53701960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1693}}^1$

素因数の和:1778

約数の個数: 64

約数和(自身を含む): 132335280

約数和(自身を除く): 78633320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 1693, 2440, 3172, 3386, 3965, 6344, 6772, 7930, 8465, 13544, 15860, 16930, 22009, 31720, 33860, 44018, 67720, 88036, 103273, 110045, 176072, 206546, 220090, 413092, 440180, 516365, 826184, 880360, 1032730, 1342549, 2065460, 2685098, 4130920, 5370196, 6712745, 10740392, 13425490, 26850980, 53701960]

約数ペア:

[(1, 53701960), (2, 26850980), (4, 13425490), (5, 10740392), (8, 6712745), (10, 5370196), (13, 4130920), (20, 2685098), (26, 2065460), (40, 1342549), (52, 1032730), (61, 880360), (65, 826184), (104, 516365), (122, 440180), (130, 413092), (244, 220090), (260, 206546), (305, 176072), (488, 110045), (520, 103273), (610, 88036), (793, 67720), (1220, 44018), (1586, 33860), (1693, 31720), (2440, 22009), (3172, 16930), (3386, 15860), (3965, 13544), (6344, 8465), (6772, 7930)]