85913920

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{929}}^1$

素因数の和:980

約数の個数: 84

約数和(自身を含む): 217558620

約数和(自身を除く): 131644700

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 289, 320, 340, 544, 578, 680, 929, 1088, 1156, 1360, 1445, 1858, 2312, 2720, 2890, 3716, 4624, 4645, 5440, 5780, 7432, 9248, 9290, 11560, 14864, 15793, 18496, 18580, 23120, 29728, 31586, 37160, 46240, 59456, 63172, 74320, 78965, 92480, 126344, 148640, 157930, 252688, 268481, 297280, 315860, 505376, 536962, 631720, 1010752, 1073924, 1263440, 1342405, 2147848, 2526880, 2684810, 4295696, 5053760, 5369620, 8591392, 10739240, 17182784, 21478480, 42956960, 85913920]

約数ペア:

[(1, 85913920), (2, 42956960), (4, 21478480), (5, 17182784), (8, 10739240), (10, 8591392), (16, 5369620), (17, 5053760), (20, 4295696), (32, 2684810), (34, 2526880), (40, 2147848), (64, 1342405), (68, 1263440), (80, 1073924), (85, 1010752), (136, 631720), (160, 536962), (170, 505376), (272, 315860), (289, 297280), (320, 268481), (340, 252688), (544, 157930), (578, 148640), (680, 126344), (929, 92480), (1088, 78965), (1156, 74320), (1360, 63172), (1445, 59456), (1858, 46240), (2312, 37160), (2720, 31586), (2890, 29728), (3716, 23120), (4624, 18580), (4645, 18496), (5440, 15793), (5780, 14864), (7432, 11560), (9248, 9290)]