31881950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:417

約数の個数: 48

約数和(自身を含む): 62329344

約数和(自身を除く): 30447394

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 67, 134, 155, 307, 310, 335, 614, 670, 775, 1535, 1550, 1675, 2077, 3070, 3350, 4154, 7675, 9517, 10385, 15350, 19034, 20569, 20770, 41138, 47585, 51925, 95170, 102845, 103850, 205690, 237925, 475850, 514225, 637639, 1028450, 1275278, 3188195, 6376390, 15940975, 31881950]

約数ペア:

[(1, 31881950), (2, 15940975), (5, 6376390), (10, 3188195), (25, 1275278), (31, 1028450), (50, 637639), (62, 514225), (67, 475850), (134, 237925), (155, 205690), (307, 103850), (310, 102845), (335, 95170), (614, 51925), (670, 47585), (775, 41138), (1535, 20770), (1550, 20569), (1675, 19034), (2077, 15350), (3070, 10385), (3350, 9517), (4154, 7675)]