125883740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1289}}^1$

素因数の和:1574

約数の個数: 48

約数和(自身を含む): 279568800

約数和(自身を除く): 153685060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 257, 380, 514, 1028, 1285, 1289, 2570, 2578, 4883, 5140, 5156, 6445, 9766, 12890, 19532, 24415, 24491, 25780, 48830, 48982, 97660, 97964, 122455, 244910, 331273, 489820, 662546, 1325092, 1656365, 3312730, 6294187, 6625460, 12588374, 25176748, 31470935, 62941870, 125883740]

約数ペア:

[(1, 125883740), (2, 62941870), (4, 31470935), (5, 25176748), (10, 12588374), (19, 6625460), (20, 6294187), (38, 3312730), (76, 1656365), (95, 1325092), (190, 662546), (257, 489820), (380, 331273), (514, 244910), (1028, 122455), (1285, 97964), (1289, 97660), (2570, 48982), (2578, 48830), (4883, 25780), (5140, 24491), (5156, 24415), (6445, 19532), (9766, 12890)]