63453440

素因数分解:

$2^8\times 5^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 153974520

約数和(自身を除く): 90521080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 557, 640, 712, 890, 1114, 1280, 1424, 1780, 2228, 2785, 2848, 3560, 4456, 5570, 5696, 7120, 8912, 11140, 11392, 14240, 17824, 22280, 22784, 28480, 35648, 44560, 49573, 56960, 71296, 89120, 99146, 113920, 142592, 178240, 198292, 247865, 356480, 396584, 495730, 712960, 793168, 991460, 1586336, 1982920, 3172672, 3965840, 6345344, 7931680, 12690688, 15863360, 31726720, 63453440]

約数ペア:

[(1, 63453440), (2, 31726720), (4, 15863360), (5, 12690688), (8, 7931680), (10, 6345344), (16, 3965840), (20, 3172672), (32, 1982920), (40, 1586336), (64, 991460), (80, 793168), (89, 712960), (128, 495730), (160, 396584), (178, 356480), (256, 247865), (320, 198292), (356, 178240), (445, 142592), (557, 113920), (640, 99146), (712, 89120), (890, 71296), (1114, 56960), (1280, 49573), (1424, 44560), (1780, 35648), (2228, 28480), (2785, 22784), (2848, 22280), (3560, 17824), (4456, 14240), (5570, 11392), (5696, 11140), (7120, 8912)]