81969472

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1187}}^1$

素因数の和:1295

約数の個数: 56

約数和(自身を含む): 177430176

約数和(自身を除く): 95460704

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 83, 104, 166, 208, 332, 416, 664, 832, 1079, 1187, 1328, 2158, 2374, 2656, 4316, 4748, 5312, 8632, 9496, 15431, 17264, 18992, 30862, 34528, 37984, 61724, 69056, 75968, 98521, 123448, 197042, 246896, 394084, 493792, 788168, 987584, 1280773, 1576336, 2561546, 3152672, 5123092, 6305344, 10246184, 20492368, 40984736, 81969472]

約数ペア:

[(1, 81969472), (2, 40984736), (4, 20492368), (8, 10246184), (13, 6305344), (16, 5123092), (26, 3152672), (32, 2561546), (52, 1576336), (64, 1280773), (83, 987584), (104, 788168), (166, 493792), (208, 394084), (332, 246896), (416, 197042), (664, 123448), (832, 98521), (1079, 75968), (1187, 69056), (1328, 61724), (2158, 37984), (2374, 34528), (2656, 30862), (4316, 18992), (4748, 17264), (5312, 15431), (8632, 9496)]