40767200

素因数分解:

$2^5\times 5^2\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:540

約数の個数: 72

約数和(自身を含む): 100540440

約数和(自身を除く): 59773240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 131, 160, 200, 262, 389, 400, 524, 655, 778, 800, 1048, 1310, 1556, 1945, 2096, 2620, 3112, 3275, 3890, 4192, 5240, 6224, 6550, 7780, 9725, 10480, 12448, 13100, 15560, 19450, 20960, 26200, 31120, 38900, 50959, 52400, 62240, 77800, 101918, 104800, 155600, 203836, 254795, 311200, 407672, 509590, 815344, 1019180, 1273975, 1630688, 2038360, 2547950, 4076720, 5095900, 8153440, 10191800, 20383600, 40767200]

約数ペア:

[(1, 40767200), (2, 20383600), (4, 10191800), (5, 8153440), (8, 5095900), (10, 4076720), (16, 2547950), (20, 2038360), (25, 1630688), (32, 1273975), (40, 1019180), (50, 815344), (80, 509590), (100, 407672), (131, 311200), (160, 254795), (200, 203836), (262, 155600), (389, 104800), (400, 101918), (524, 77800), (655, 62240), (778, 52400), (800, 50959), (1048, 38900), (1310, 31120), (1556, 26200), (1945, 20960), (2096, 19450), (2620, 15560), (3112, 13100), (3275, 12448), (3890, 10480), (4192, 9725), (5240, 7780), (6224, 6550)]