157225545

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 277992000

約数和(自身を除く): 120766455

約数列:

[1, 3, 5, 9, 15, 45, 131, 149, 179, 393, 447, 537, 655, 745, 895, 1179, 1341, 1611, 1965, 2235, 2685, 5895, 6705, 8055, 19519, 23449, 26671, 58557, 70347, 80013, 97595, 117245, 133355, 175671, 211041, 240039, 292785, 351735, 400065, 878355, 1055205, 1200195, 3493901, 10481703, 17469505, 31445109, 52408515, 157225545]

約数ペア:

[(1, 157225545), (3, 52408515), (5, 31445109), (9, 17469505), (15, 10481703), (45, 3493901), (131, 1200195), (149, 1055205), (179, 878355), (393, 400065), (447, 351735), (537, 292785), (655, 240039), (745, 211041), (895, 175671), (1179, 133355), (1341, 117245), (1611, 97595), (1965, 80013), (2235, 70347), (2685, 58557), (5895, 26671), (6705, 23449), (8055, 19519)]