5122237600

素因数分解:

$2^5\times 5^2\times {\mathrm{1999}}^1\times {\mathrm{3203}}^1$

素因数の和:5222

約数の個数: 72

約数和(自身を含む): 12514824000

約数和(自身を除く): 7392586400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 1999, 3203, 3998, 6406, 7996, 9995, 12812, 15992, 16015, 19990, 25624, 31984, 32030, 39980, 49975, 51248, 63968, 64060, 79960, 80075, 99950, 102496, 128120, 159920, 160150, 199900, 256240, 319840, 320300, 399800, 512480, 640600, 799600, 1281200, 1599200, 2562400, 6402797, 12805594, 25611188, 32013985, 51222376, 64027970, 102444752, 128055940, 160069925, 204889504, 256111880, 320139850, 512223760, 640279700, 1024447520, 1280559400, 2561118800, 5122237600]

約数ペア:

[(1, 5122237600), (2, 2561118800), (4, 1280559400), (5, 1024447520), (8, 640279700), (10, 512223760), (16, 320139850), (20, 256111880), (25, 204889504), (32, 160069925), (40, 128055940), (50, 102444752), (80, 64027970), (100, 51222376), (160, 32013985), (200, 25611188), (400, 12805594), (800, 6402797), (1999, 2562400), (3203, 1599200), (3998, 1281200), (6406, 799600), (7996, 640600), (9995, 512480), (12812, 399800), (15992, 320300), (16015, 319840), (19990, 256240), (25624, 199900), (31984, 160150), (32030, 159920), (39980, 128120), (49975, 102496), (51248, 99950), (63968, 80075), (64060, 79960)]