70769920

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4253}}^1$

素因数の和:4287

約数の個数: 72

約数和(自身を含む): 182598696

約数和(自身を除く): 111828776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 4253, 8320, 8506, 16640, 17012, 21265, 34024, 42530, 55289, 68048, 85060, 110578, 136096, 170120, 221156, 272192, 276445, 340240, 442312, 544384, 552890, 680480, 884624, 1088768, 1105780, 1360960, 1769248, 2211560, 2721920, 3538496, 4423120, 5443840, 7076992, 8846240, 14153984, 17692480, 35384960, 70769920]

約数ペア:

[(1, 70769920), (2, 35384960), (4, 17692480), (5, 14153984), (8, 8846240), (10, 7076992), (13, 5443840), (16, 4423120), (20, 3538496), (26, 2721920), (32, 2211560), (40, 1769248), (52, 1360960), (64, 1105780), (65, 1088768), (80, 884624), (104, 680480), (128, 552890), (130, 544384), (160, 442312), (208, 340240), (256, 276445), (260, 272192), (320, 221156), (416, 170120), (520, 136096), (640, 110578), (832, 85060), (1040, 68048), (1280, 55289), (1664, 42530), (2080, 34024), (3328, 21265), (4160, 17012), (4253, 16640), (8320, 8506)]