9968651480

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1\times {\mathrm{6983}}^1$

素因数の和:7484

約数の個数: 64

約数和(自身を含む): 22741300800

約数和(自身を除く): 12772649320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 401, 445, 712, 802, 890, 1604, 1780, 2005, 3208, 3560, 4010, 6983, 8020, 13966, 16040, 27932, 34915, 35689, 55864, 69830, 71378, 139660, 142756, 178445, 279320, 285512, 356890, 621487, 713780, 1242974, 1427560, 2485948, 2800183, 3107435, 4971896, 5600366, 6214870, 11200732, 12429740, 14000915, 22401464, 24859480, 28001830, 56003660, 112007320, 249216287, 498432574, 996865148, 1246081435, 1993730296, 2492162870, 4984325740, 9968651480]

約数ペア:

[(1, 9968651480), (2, 4984325740), (4, 2492162870), (5, 1993730296), (8, 1246081435), (10, 996865148), (20, 498432574), (40, 249216287), (89, 112007320), (178, 56003660), (356, 28001830), (401, 24859480), (445, 22401464), (712, 14000915), (802, 12429740), (890, 11200732), (1604, 6214870), (1780, 5600366), (2005, 4971896), (3208, 3107435), (3560, 2800183), (4010, 2485948), (6983, 1427560), (8020, 1242974), (13966, 713780), (16040, 621487), (27932, 356890), (34915, 285512), (35689, 279320), (55864, 178445), (69830, 142756), (71378, 139660)]