66244480

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1163}}^1$

素因数の和:1271

約数の個数: 64

約数和(自身を含む): 160282800

約数和(自身を除く): 94038320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 445, 640, 712, 890, 1163, 1424, 1780, 2326, 2848, 3560, 4652, 5696, 5815, 7120, 9304, 11392, 11630, 14240, 18608, 23260, 28480, 37216, 46520, 56960, 74432, 93040, 103507, 148864, 186080, 207014, 372160, 414028, 517535, 744320, 828056, 1035070, 1656112, 2070140, 3312224, 4140280, 6624448, 8280560, 13248896, 16561120, 33122240, 66244480]

約数ペア:

[(1, 66244480), (2, 33122240), (4, 16561120), (5, 13248896), (8, 8280560), (10, 6624448), (16, 4140280), (20, 3312224), (32, 2070140), (40, 1656112), (64, 1035070), (80, 828056), (89, 744320), (128, 517535), (160, 414028), (178, 372160), (320, 207014), (356, 186080), (445, 148864), (640, 103507), (712, 93040), (890, 74432), (1163, 56960), (1424, 46520), (1780, 37216), (2326, 28480), (2848, 23260), (3560, 18608), (4652, 14240), (5696, 11630), (5815, 11392), (7120, 9304)]