80201992

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{433}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 164403540

約数和(自身を除く): 84201548

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 169, 274, 338, 433, 548, 676, 866, 1096, 1352, 1732, 1781, 3464, 3562, 5629, 7124, 11258, 14248, 22516, 23153, 45032, 46306, 59321, 73177, 92612, 118642, 146354, 185224, 237284, 292708, 474568, 585416, 771173, 1542346, 3084692, 6169384, 10025249, 20050498, 40100996, 80201992]

約数ペア:

[(1, 80201992), (2, 40100996), (4, 20050498), (8, 10025249), (13, 6169384), (26, 3084692), (52, 1542346), (104, 771173), (137, 585416), (169, 474568), (274, 292708), (338, 237284), (433, 185224), (548, 146354), (676, 118642), (866, 92612), (1096, 73177), (1352, 59321), (1732, 46306), (1781, 45032), (3464, 23153), (3562, 22516), (5629, 14248), (7124, 11258)]