78624416

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{571}}^1$

素因数の和:925

約数の個数: 48

約数和(自身を含む): 167495328

約数和(自身を除く): 88870912

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 331, 416, 571, 662, 1142, 1324, 2284, 2648, 4303, 4568, 5296, 7423, 8606, 9136, 10592, 14846, 17212, 18272, 29692, 34424, 59384, 68848, 118768, 137696, 189001, 237536, 378002, 756004, 1512008, 2457013, 3024016, 4914026, 6048032, 9828052, 19656104, 39312208, 78624416]

約数ペア:

[(1, 78624416), (2, 39312208), (4, 19656104), (8, 9828052), (13, 6048032), (16, 4914026), (26, 3024016), (32, 2457013), (52, 1512008), (104, 756004), (208, 378002), (331, 237536), (416, 189001), (571, 137696), (662, 118768), (1142, 68848), (1324, 59384), (2284, 34424), (2648, 29692), (4303, 18272), (4568, 17212), (5296, 14846), (7423, 10592), (8606, 9136)]