2288891900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{2081}}^1$

素因数の和:2759

約数の個数: 72

約数和(自身を含む): 5269725216

約数和(自身を除く): 2980833316

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 647, 850, 1294, 1700, 2081, 2588, 3235, 4162, 6470, 8324, 10405, 10999, 12940, 16175, 20810, 21998, 32350, 35377, 41620, 43996, 52025, 54995, 64700, 70754, 104050, 109990, 141508, 176885, 208100, 219980, 274975, 353770, 549950, 707540, 884425, 1099900, 1346407, 1768850, 2692814, 3537700, 5385628, 6732035, 13464070, 22888919, 26928140, 33660175, 45777838, 67320350, 91555676, 114444595, 134640700, 228889190, 457778380, 572222975, 1144445950, 2288891900]

約数ペア:

[(1, 2288891900), (2, 1144445950), (4, 572222975), (5, 457778380), (10, 228889190), (17, 134640700), (20, 114444595), (25, 91555676), (34, 67320350), (50, 45777838), (68, 33660175), (85, 26928140), (100, 22888919), (170, 13464070), (340, 6732035), (425, 5385628), (647, 3537700), (850, 2692814), (1294, 1768850), (1700, 1346407), (2081, 1099900), (2588, 884425), (3235, 707540), (4162, 549950), (6470, 353770), (8324, 274975), (10405, 219980), (10999, 208100), (12940, 176885), (16175, 141508), (20810, 109990), (21998, 104050), (32350, 70754), (35377, 64700), (41620, 54995), (43996, 52025)]