63857440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1381}}^1$

素因数の和:1430

約数の個数: 72

約数和(自身を含む): 160375572

約数和(自身を除く): 96518132

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 289, 340, 544, 578, 680, 1156, 1360, 1381, 1445, 2312, 2720, 2762, 2890, 4624, 5524, 5780, 6905, 9248, 11048, 11560, 13810, 22096, 23120, 23477, 27620, 44192, 46240, 46954, 55240, 93908, 110480, 117385, 187816, 220960, 234770, 375632, 399109, 469540, 751264, 798218, 939080, 1596436, 1878160, 1995545, 3192872, 3756320, 3991090, 6385744, 7982180, 12771488, 15964360, 31928720, 63857440]

約数ペア:

[(1, 63857440), (2, 31928720), (4, 15964360), (5, 12771488), (8, 7982180), (10, 6385744), (16, 3991090), (17, 3756320), (20, 3192872), (32, 1995545), (34, 1878160), (40, 1596436), (68, 939080), (80, 798218), (85, 751264), (136, 469540), (160, 399109), (170, 375632), (272, 234770), (289, 220960), (340, 187816), (544, 117385), (578, 110480), (680, 93908), (1156, 55240), (1360, 46954), (1381, 46240), (1445, 44192), (2312, 27620), (2720, 23477), (2762, 23120), (2890, 22096), (4624, 13810), (5524, 11560), (5780, 11048), (6905, 9248)]