19021300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 44622144

約数和(自身を除く): 25600844

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 67, 68, 85, 100, 134, 167, 170, 268, 334, 335, 340, 425, 668, 670, 835, 850, 1139, 1340, 1670, 1675, 1700, 2278, 2839, 3340, 3350, 4175, 4556, 5678, 5695, 6700, 8350, 11189, 11356, 11390, 14195, 16700, 22378, 22780, 28390, 28475, 44756, 55945, 56780, 56950, 70975, 111890, 113900, 141950, 190213, 223780, 279725, 283900, 380426, 559450, 760852, 951065, 1118900, 1902130, 3804260, 4755325, 9510650, 19021300]

約数ペア:

[(1, 19021300), (2, 9510650), (4, 4755325), (5, 3804260), (10, 1902130), (17, 1118900), (20, 951065), (25, 760852), (34, 559450), (50, 380426), (67, 283900), (68, 279725), (85, 223780), (100, 190213), (134, 141950), (167, 113900), (170, 111890), (268, 70975), (334, 56950), (335, 56780), (340, 55945), (425, 44756), (668, 28475), (670, 28390), (835, 22780), (850, 22378), (1139, 16700), (1340, 14195), (1670, 11390), (1675, 11356), (1700, 11189), (2278, 8350), (2839, 6700), (3340, 5695), (3350, 5678), (4175, 4556)]