84451390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 168920640

約数和(自身を除く): 84469250

約数列:

[1, 2, 5, 10, 19, 37, 38, 41, 74, 82, 95, 185, 190, 205, 293, 370, 410, 586, 703, 779, 1406, 1465, 1517, 1558, 2930, 3034, 3515, 3895, 5567, 7030, 7585, 7790, 10841, 11134, 12013, 15170, 21682, 24026, 27835, 28823, 54205, 55670, 57646, 60065, 108410, 120130, 144115, 205979, 228247, 288230, 411958, 444481, 456494, 888962, 1029895, 1141235, 2059790, 2222405, 2282470, 4444810, 8445139, 16890278, 42225695, 84451390]

約数ペア:

[(1, 84451390), (2, 42225695), (5, 16890278), (10, 8445139), (19, 4444810), (37, 2282470), (38, 2222405), (41, 2059790), (74, 1141235), (82, 1029895), (95, 888962), (185, 456494), (190, 444481), (205, 411958), (293, 288230), (370, 228247), (410, 205979), (586, 144115), (703, 120130), (779, 108410), (1406, 60065), (1465, 57646), (1517, 55670), (1558, 54205), (2930, 28823), (3034, 27835), (3515, 24026), (3895, 21682), (5567, 15170), (7030, 12013), (7585, 11134), (7790, 10841)]