445935620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{907}}^1$

素因数の和:1021

約数の個数: 96

約数和(自身を含む): 1059265536

約数和(自身を除く): 613329916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 61, 62, 65, 122, 124, 130, 155, 244, 260, 305, 310, 403, 610, 620, 793, 806, 907, 1220, 1586, 1612, 1814, 1891, 2015, 3172, 3628, 3782, 3965, 4030, 4535, 7564, 7930, 8060, 9070, 9455, 11791, 15860, 18140, 18910, 23582, 24583, 28117, 37820, 47164, 49166, 55327, 56234, 58955, 98332, 110654, 112468, 117910, 122915, 140585, 221308, 235820, 245830, 276635, 281170, 365521, 491660, 553270, 562340, 719251, 731042, 1106540, 1438502, 1462084, 1715137, 1827605, 2877004, 3430274, 3596255, 3655210, 6860548, 7192510, 7310420, 8575685, 14385020, 17151370, 22296781, 34302740, 44593562, 89187124, 111483905, 222967810, 445935620]

約数ペア:

[(1, 445935620), (2, 222967810), (4, 111483905), (5, 89187124), (10, 44593562), (13, 34302740), (20, 22296781), (26, 17151370), (31, 14385020), (52, 8575685), (61, 7310420), (62, 7192510), (65, 6860548), (122, 3655210), (124, 3596255), (130, 3430274), (155, 2877004), (244, 1827605), (260, 1715137), (305, 1462084), (310, 1438502), (403, 1106540), (610, 731042), (620, 719251), (793, 562340), (806, 553270), (907, 491660), (1220, 365521), (1586, 281170), (1612, 276635), (1814, 245830), (1891, 235820), (2015, 221308), (3172, 140585), (3628, 122915), (3782, 117910), (3965, 112468), (4030, 110654), (4535, 98332), (7564, 58955), (7930, 56234), (8060, 55327), (9070, 49166), (9455, 47164), (11791, 37820), (15860, 28117), (18140, 24583), (18910, 23582)]