90282850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 203129856

約数和(自身を除く): 112847006

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 53, 62, 70, 106, 155, 157, 175, 217, 265, 310, 314, 350, 371, 434, 530, 742, 775, 785, 1085, 1099, 1325, 1550, 1570, 1643, 1855, 2170, 2198, 2650, 3286, 3710, 3925, 4867, 5425, 5495, 7850, 8215, 8321, 9275, 9734, 10850, 10990, 11501, 16430, 16642, 18550, 23002, 24335, 27475, 34069, 41075, 41605, 48670, 54950, 57505, 58247, 68138, 82150, 83210, 115010, 116494, 121675, 170345, 208025, 243350, 257951, 287525, 291235, 340690, 416050, 515902, 575050, 582470, 851725, 1289755, 1456175, 1703450, 1805657, 2579510, 2912350, 3611314, 6448775, 9028285, 12897550, 18056570, 45141425, 90282850]

約数ペア:

[(1, 90282850), (2, 45141425), (5, 18056570), (7, 12897550), (10, 9028285), (14, 6448775), (25, 3611314), (31, 2912350), (35, 2579510), (50, 1805657), (53, 1703450), (62, 1456175), (70, 1289755), (106, 851725), (155, 582470), (157, 575050), (175, 515902), (217, 416050), (265, 340690), (310, 291235), (314, 287525), (350, 257951), (371, 243350), (434, 208025), (530, 170345), (742, 121675), (775, 116494), (785, 115010), (1085, 83210), (1099, 82150), (1325, 68138), (1550, 58247), (1570, 57505), (1643, 54950), (1855, 48670), (2170, 41605), (2198, 41075), (2650, 34069), (3286, 27475), (3710, 24335), (3925, 23002), (4867, 18550), (5425, 16642), (5495, 16430), (7850, 11501), (8215, 10990), (8321, 10850), (9275, 9734)]