158221960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5741}}^1$

素因数の和:5818

約数の個数: 64

約数和(自身を含む): 390685680

約数和(自身を除く): 232463720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2756, 3445, 5512, 5741, 6890, 11482, 13780, 22964, 27560, 28705, 45928, 57410, 74633, 114820, 149266, 229640, 298532, 304273, 373165, 597064, 608546, 746330, 1217092, 1492660, 1521365, 2434184, 2985320, 3042730, 3955549, 6085460, 7911098, 12170920, 15822196, 19777745, 31644392, 39555490, 79110980, 158221960]

約数ペア:

[(1, 158221960), (2, 79110980), (4, 39555490), (5, 31644392), (8, 19777745), (10, 15822196), (13, 12170920), (20, 7911098), (26, 6085460), (40, 3955549), (52, 3042730), (53, 2985320), (65, 2434184), (104, 1521365), (106, 1492660), (130, 1217092), (212, 746330), (260, 608546), (265, 597064), (424, 373165), (520, 304273), (530, 298532), (689, 229640), (1060, 149266), (1378, 114820), (2120, 74633), (2756, 57410), (3445, 45928), (5512, 28705), (5741, 27560), (6890, 22964), (11482, 13780)]