25998100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 61355448

約数和(自身を除く): 35357348

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 41, 50, 68, 82, 85, 100, 164, 170, 205, 340, 373, 410, 425, 697, 746, 820, 850, 1025, 1394, 1492, 1700, 1865, 2050, 2788, 3485, 3730, 4100, 6341, 6970, 7460, 9325, 12682, 13940, 15293, 17425, 18650, 25364, 30586, 31705, 34850, 37300, 61172, 63410, 69700, 76465, 126820, 152930, 158525, 259981, 305860, 317050, 382325, 519962, 634100, 764650, 1039924, 1299905, 1529300, 2599810, 5199620, 6499525, 12999050, 25998100]

約数ペア:

[(1, 25998100), (2, 12999050), (4, 6499525), (5, 5199620), (10, 2599810), (17, 1529300), (20, 1299905), (25, 1039924), (34, 764650), (41, 634100), (50, 519962), (68, 382325), (82, 317050), (85, 305860), (100, 259981), (164, 158525), (170, 152930), (205, 126820), (340, 76465), (373, 69700), (410, 63410), (425, 61172), (697, 37300), (746, 34850), (820, 31705), (850, 30586), (1025, 25364), (1394, 18650), (1492, 17425), (1700, 15293), (1865, 13940), (2050, 12682), (2788, 9325), (3485, 7460), (3730, 6970), (4100, 6341)]