16553920

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{179}}^1$

素因数の和:230

約数の個数: 84

約数和(自身を含む): 42108120

約数和(自身を除く): 25554200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 179, 272, 289, 320, 340, 358, 544, 578, 680, 716, 895, 1088, 1156, 1360, 1432, 1445, 1790, 2312, 2720, 2864, 2890, 3043, 3580, 4624, 5440, 5728, 5780, 6086, 7160, 9248, 11456, 11560, 12172, 14320, 15215, 18496, 23120, 24344, 28640, 30430, 46240, 48688, 51731, 57280, 60860, 92480, 97376, 103462, 121720, 194752, 206924, 243440, 258655, 413848, 486880, 517310, 827696, 973760, 1034620, 1655392, 2069240, 3310784, 4138480, 8276960, 16553920]

約数ペア:

[(1, 16553920), (2, 8276960), (4, 4138480), (5, 3310784), (8, 2069240), (10, 1655392), (16, 1034620), (17, 973760), (20, 827696), (32, 517310), (34, 486880), (40, 413848), (64, 258655), (68, 243440), (80, 206924), (85, 194752), (136, 121720), (160, 103462), (170, 97376), (179, 92480), (272, 60860), (289, 57280), (320, 51731), (340, 48688), (358, 46240), (544, 30430), (578, 28640), (680, 24344), (716, 23120), (895, 18496), (1088, 15215), (1156, 14320), (1360, 12172), (1432, 11560), (1445, 11456), (1790, 9248), (2312, 7160), (2720, 6086), (2864, 5780), (2890, 5728), (3043, 5440), (3580, 4624)]