54990250

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{67}}^2$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 121562532

約数和(自身を除く): 66572282

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 67, 70, 98, 125, 134, 175, 245, 250, 335, 350, 469, 490, 670, 875, 938, 1225, 1675, 1750, 2345, 2450, 3283, 3350, 4489, 4690, 6125, 6566, 8375, 8978, 11725, 12250, 16415, 16750, 22445, 23450, 31423, 32830, 44890, 58625, 62846, 82075, 112225, 117250, 157115, 164150, 219961, 224450, 314230, 410375, 439922, 561125, 785575, 820750, 1099805, 1122250, 1571150, 2199610, 3927875, 5499025, 7855750, 10998050, 27495125, 54990250]

約数ペア:

[(1, 54990250), (2, 27495125), (5, 10998050), (7, 7855750), (10, 5499025), (14, 3927875), (25, 2199610), (35, 1571150), (49, 1122250), (50, 1099805), (67, 820750), (70, 785575), (98, 561125), (125, 439922), (134, 410375), (175, 314230), (245, 224450), (250, 219961), (335, 164150), (350, 157115), (469, 117250), (490, 112225), (670, 82075), (875, 62846), (938, 58625), (1225, 44890), (1675, 32830), (1750, 31423), (2345, 23450), (2450, 22445), (3283, 16750), (3350, 16415), (4489, 12250), (4690, 11725), (6125, 8978), (6566, 8375)]