201691808

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{743}}^1$

素因数の和:1269

約数の個数: 48

約数和(自身を含む): 421848000

約数和(自身を除く): 220156192

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 499, 544, 743, 998, 1486, 1996, 2972, 3992, 5944, 7984, 8483, 11888, 12631, 15968, 16966, 23776, 25262, 33932, 50524, 67864, 101048, 135728, 202096, 271456, 370757, 404192, 741514, 1483028, 2966056, 5932112, 6302869, 11864224, 12605738, 25211476, 50422952, 100845904, 201691808]

約数ペア:

[(1, 201691808), (2, 100845904), (4, 50422952), (8, 25211476), (16, 12605738), (17, 11864224), (32, 6302869), (34, 5932112), (68, 2966056), (136, 1483028), (272, 741514), (499, 404192), (544, 370757), (743, 271456), (998, 202096), (1486, 135728), (1996, 101048), (2972, 67864), (3992, 50524), (5944, 33932), (7984, 25262), (8483, 23776), (11888, 16966), (12631, 15968)]