78534976

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:228

約数の個数: 84

約数和(自身を含む): 173191932

約数和(自身を除く): 94656956

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 137, 169, 208, 212, 274, 338, 416, 424, 548, 676, 689, 832, 848, 1096, 1352, 1378, 1696, 1781, 2192, 2704, 2756, 3392, 3562, 4384, 5408, 5512, 7124, 7261, 8768, 8957, 10816, 11024, 14248, 14522, 17914, 22048, 23153, 28496, 29044, 35828, 44096, 46306, 56992, 58088, 71656, 92612, 94393, 113984, 116176, 143312, 185224, 188786, 232352, 286624, 370448, 377572, 464704, 573248, 740896, 755144, 1227109, 1481792, 1510288, 2454218, 3020576, 4908436, 6041152, 9816872, 19633744, 39267488, 78534976]

約数ペア:

[(1, 78534976), (2, 39267488), (4, 19633744), (8, 9816872), (13, 6041152), (16, 4908436), (26, 3020576), (32, 2454218), (52, 1510288), (53, 1481792), (64, 1227109), (104, 755144), (106, 740896), (137, 573248), (169, 464704), (208, 377572), (212, 370448), (274, 286624), (338, 232352), (416, 188786), (424, 185224), (548, 143312), (676, 116176), (689, 113984), (832, 94393), (848, 92612), (1096, 71656), (1352, 58088), (1378, 56992), (1696, 46306), (1781, 44096), (2192, 35828), (2704, 29044), (2756, 28496), (3392, 23153), (3562, 22048), (4384, 17914), (5408, 14522), (5512, 14248), (7124, 11024), (7261, 10816), (8768, 8957)]