9993050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 19983840

約数和(自身を除く): 9990790

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 67, 95, 134, 157, 190, 314, 335, 475, 670, 785, 950, 1273, 1570, 1675, 2546, 2983, 3350, 3925, 5966, 6365, 7850, 10519, 12730, 14915, 21038, 29830, 31825, 52595, 63650, 74575, 105190, 149150, 199861, 262975, 399722, 525950, 999305, 1998610, 4996525, 9993050]

約数ペア:

[(1, 9993050), (2, 4996525), (5, 1998610), (10, 999305), (19, 525950), (25, 399722), (38, 262975), (50, 199861), (67, 149150), (95, 105190), (134, 74575), (157, 63650), (190, 52595), (314, 31825), (335, 29830), (475, 21038), (670, 14915), (785, 12730), (950, 10519), (1273, 7850), (1570, 6365), (1675, 5966), (2546, 3925), (2983, 3350)]