199521400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{5903}}^1$

素因数の和:5945

約数の個数: 72

約数和(自身を含む): 502400880

約数和(自身を除く): 302879480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 169, 200, 260, 325, 338, 520, 650, 676, 845, 1300, 1352, 1690, 2600, 3380, 4225, 5903, 6760, 8450, 11806, 16900, 23612, 29515, 33800, 47224, 59030, 76739, 118060, 147575, 153478, 236120, 295150, 306956, 383695, 590300, 613912, 767390, 997607, 1180600, 1534780, 1918475, 1995214, 3069560, 3836950, 3990428, 4988035, 7673900, 7980856, 9976070, 15347800, 19952140, 24940175, 39904280, 49880350, 99760700, 199521400]

約数ペア:

[(1, 199521400), (2, 99760700), (4, 49880350), (5, 39904280), (8, 24940175), (10, 19952140), (13, 15347800), (20, 9976070), (25, 7980856), (26, 7673900), (40, 4988035), (50, 3990428), (52, 3836950), (65, 3069560), (100, 1995214), (104, 1918475), (130, 1534780), (169, 1180600), (200, 997607), (260, 767390), (325, 613912), (338, 590300), (520, 383695), (650, 306956), (676, 295150), (845, 236120), (1300, 153478), (1352, 147575), (1690, 118060), (2600, 76739), (3380, 59030), (4225, 47224), (5903, 33800), (6760, 29515), (8450, 23612), (11806, 16900)]