71156794880

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{896633}}^1$

素因数の和:896687

約数の個数: 80

約数和(自身を含む): 176113263744

約数和(自身を除く): 104956468864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 15872, 19840, 39680, 79360, 896633, 1793266, 3586532, 4483165, 7173064, 8966330, 14346128, 17932660, 27795623, 28692256, 35865320, 55591246, 57384512, 71730640, 111182492, 114769024, 138978115, 143461280, 222364984, 229538048, 277956230, 286922560, 444729968, 459076096, 555912460, 573845120, 889459936, 1111824920, 1147690240, 1778919872, 2223649840, 2295380480, 3557839744, 4447299680, 7115679488, 8894599360, 14231358976, 17789198720, 35578397440, 71156794880]

約数ペア:

[(1, 71156794880), (2, 35578397440), (4, 17789198720), (5, 14231358976), (8, 8894599360), (10, 7115679488), (16, 4447299680), (20, 3557839744), (31, 2295380480), (32, 2223649840), (40, 1778919872), (62, 1147690240), (64, 1111824920), (80, 889459936), (124, 573845120), (128, 555912460), (155, 459076096), (160, 444729968), (248, 286922560), (256, 277956230), (310, 229538048), (320, 222364984), (496, 143461280), (512, 138978115), (620, 114769024), (640, 111182492), (992, 71730640), (1240, 57384512), (1280, 55591246), (1984, 35865320), (2480, 28692256), (2560, 27795623), (3968, 17932660), (4960, 14346128), (7936, 8966330), (9920, 7173064), (15872, 4483165), (19840, 3586532), (39680, 1793266), (79360, 896633)]