268082164220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257321}}^1\times {\mathrm{4007}}^1$

素因数の和:261350

約数の個数: 48

約数和(自身を含む): 606431786688

約数和(自身を除く): 338349622468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4007, 8014, 16028, 20035, 40070, 52091, 80140, 104182, 208364, 257321, 260455, 514642, 520910, 1029284, 1041820, 1286605, 2573210, 3345173, 5146420, 6690346, 13380692, 16725865, 33451730, 66903460, 1031085247, 2062170494, 4124340988, 5155426235, 10310852470, 13404108211, 20621704940, 26808216422, 53616432844, 67020541055, 134041082110, 268082164220]

約数ペア:

[(1, 268082164220), (2, 134041082110), (4, 67020541055), (5, 53616432844), (10, 26808216422), (13, 20621704940), (20, 13404108211), (26, 10310852470), (52, 5155426235), (65, 4124340988), (130, 2062170494), (260, 1031085247), (4007, 66903460), (8014, 33451730), (16028, 16725865), (20035, 13380692), (40070, 6690346), (52091, 5146420), (80140, 3345173), (104182, 2573210), (208364, 1286605), (257321, 1041820), (260455, 1029284), (514642, 520910)]